Newer
Older
} // End of group ea_bfk_auth_response
// ETSI TS 103 525-2 V2.0.2 (2023-07) Clause 5.4.6 Authorization using butterfly key expansion mechanism
group ea_bfk_cert_request {
Yann Garcia
committed
group bfk_auth_request_helpers {
function f_trigger_butterfly_authorization_request(
out HashedId8 p_aes_sym_key_hashed_id8,
out EeRaCertRequest p_ee_ra_cert_request,
out RaEeCertInfo p_ra_ee_cert_info
) runs on ItsPkiHttp return boolean {
var octetstring v_private_key_ec;
var octetstring v_public_compressed_key_ec;
var integer v_compressed_key_mode_ec;
var HashedId8 v_ec_cert_hashed_id8;
var InnerEcResponse v_inner_ec_response;
var octetstring v_caterpillar_private_key;
var octetstring v_caterpillar_public_key_compressed;
var integer v_caterpillar_compressed_mode;
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committed
var octetstring v_caterpillar_enc_private_key;
var octetstring v_caterpillar_enc_public_key_compressed;
var integer v_caterpillar_enc_compressed_mode;
var EeRaCertRequest v_ee_ra_cert_request;
var Oct32 v_request_hash;
var Oct16 v_encrypted_sym_key;
var Oct16 v_aes_sym_key;
var HashedId8 v_aes_sym_key_hashed_id8;
var Oct16 v_authentication_vector;
var Oct12 v_nonce;
var octetstring v_salt;
var Ieee1609Dot2Data v_ieee1609dot2_signed_and_encrypted_data;
var Headers v_headers;
var HttpMessage v_response;
// Trigger an enrolment request
if (f_await_http_inner_ec_request_response(v_private_key_ec, v_public_compressed_key_ec, v_compressed_key_mode_ec, v_ec_cert_hashed_id8, v_inner_ec_response, -, true) == false) {
log("*** " & testcasename() & ": INCONC: Enrolment failed ***");
} else {
log("*** " & testcasename() & ": INFO: Enrolment succeed ***");
}
log("*** " & testcasename() & ": DEBUG: v_inner_ec_response= ", v_inner_ec_response);
log("*** " & testcasename() & ": DEBUG: = ", v_private_key_ec);
// Generate an ButterflyAutorizationRequest
f_http_build_butterfly_authorization_request_message(v_private_key_ec, v_ec_cert_hashed_id8, v_caterpillar_private_key, v_caterpillar_public_key_compressed, v_caterpillar_compressed_mode, v_caterpillar_enc_private_key, v_caterpillar_enc_public_key_compressed, v_caterpillar_enc_compressed_mode, v_aes_sym_key, v_encrypted_sym_key, v_authentication_vector, v_nonce, v_salt, v_ieee1609dot2_signed_and_encrypted_data, v_request_hash, v_ee_ra_cert_request);
log("*** " & testcasename() & ": DEBUG: v_ee_ra_cert_request= ", v_ee_ra_cert_request);
log("*** " & testcasename() & ": DEBUG: v_caterpillar_private_key= ", v_caterpillar_private_key);
v_aes_sym_key_hashed_id8 := f_hashedId8FromSha256(f_hashWithSha256('80'O & v_aes_sym_key)); // Used to match the response
f_init_default_headers_list(-, "bfk_auth_request", v_headers);
f_http_send(
v_headers,
m_http_request(
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m_http_request_post(
PICS_HTTP_POST_URI_BFK_AUTH,
v_headers,
m_http_message_body_binary(
m_binary_body_ieee1609dot2_data(
v_ieee1609dot2_signed_and_encrypted_data
)))));
tc_ac.start;
alt {
[] a_await_ec_http_response_from_iut(
mw_http_response(
mw_http_response_ok(
mw_http_message_body_binary(
mw_binary_body_ieee1609dot2_data(
mw_butterflyAuthorizationResponseMessage(
mw_signedData(
sha256,
mw_toBeSignedData,
m_signerIdentifier_digest(vc_eaHashedId8)
)))))),
v_response
) {
tc_ac.stop;
var octetstring v_tbs := bit2oct(encvalue(v_response.response.body.binary_body.ieee1609dot2_data.content.signedData.tbsData));
if (f_verifyEcdsa(v_tbs, vc_eaWholeHash256, v_response.response.body.binary_body.ieee1609dot2_data.content.signedData.signature_, vc_eaCertificate.toBeSigned.verifyKeyIndicator.verificationKey) == false) {
log("*** " & testcasename() & ": INCONC: Failed to verify signature message ***");
return false;
} else {
var bitstring v_etsi_ts_102941_data_content_msg := oct2bit(v_response.response.body.binary_body.ieee1609dot2_data.content.signedData.tbsData.payload.data.content.unsecuredData);
/**
TITIAN BUG
https://www.eclipse.org/forums/index.php/t/1113606/
var EtsiTs102941MessagesCa.EtsiTs102941Data v_etsi_ts_102941_data;
if (decvalue(v_etsi_ts_102941_data_content_msg, v_etsi_ts_102941_data) != 0) {
log("*** " & testcasename() & ": INCONC: Failed to decode message ***");
return false;
} else {
log("*** " & testcasename() & ": DBG: v_etsi_ts_102941_data: ", v_etsi_ts_102941_data);
log("*** " & testcasename() & ": INFO: match ", match(v_etsi_ts_102941_data.content, mw_butterflyAuthorizationResponse(mw_ra_ee_cert_info)), " ***"); // TODO In TITAN, this is the only way to get the unmatching in log
if (not(match(v_etsi_ts_102941_data.content, mw_butterflyAuthorizationResponse(mw_ra_ee_cert_info)))) {
log("*** " & testcasename() & ": FAIL: Unexpected message ***");
return false;
} else {
log("*** " & testcasename() & ": INFO: ButterflyAuthorizationResponseMessage received ***");
p_ra_ee_cert_info := v_etsi_ts_102941_data.content.butterflyAuthorizationResponse;
}
}
**/
// Extract currentI, request hash && nextDlTime
var integer v_len := lengthof(v_response.response.body.binary_body.ieee1609dot2_data.content.signedData.tbsData.payload.data.content.unsecuredData);
var IValue v_currentI := oct2int(substr(v_response.response.body.binary_body.ieee1609dot2_data.content.signedData.tbsData.payload.data.content.unsecuredData, v_len - 4 - 8 - 2, 2));
var HashedId8 v_requestHash := substr(v_response.response.body.binary_body.ieee1609dot2_data.content.signedData.tbsData.payload.data.content.unsecuredData, v_len - 4 - 8, 8);
var Time32 v_nextDlTime := oct2int(substr(v_response.response.body.binary_body.ieee1609dot2_data.content.signedData.tbsData.payload.data.content.unsecuredData, v_len - 4, 4));
log("*** " & testcasename() & ": DBG: nextDlTime: ", v_nextDlTime);
log("*** " & testcasename() & ": DBG: request hash: ", v_requestHash);
log("*** " & testcasename() & ": DBG: currentI: ", v_currentI);
log("*** " & testcasename() & ": DBG: v_nextDlTime - f_getCurrentTime/100: ", f_getCurrentTime() / 1000);
log("*** " & testcasename() & ": DBG: v_nextDlTime - CurrentTime: ", v_nextDlTime - f_getCurrentTime() / 1000);
log("*** " & testcasename() & ": INFO: ButterflyAuthorizationResponseMessage received ***");
p_ra_ee_cert_info := valueof(
m_ra_ee_cert_info(
f_getCurrentTime() / 1000,
v_currentI,
v_requestHash,
v_nextDlTime
));
}
log("*** " & testcasename() & ": INFO: p_ra_ee_cert_info: ", p_ra_ee_cert_info, " ***");
}
[] tc_ac.timeout {
log("*** " & testcasename() & ": INCONC: Expected message not received ***");
return false;
}
} // End of 'alt' statement
return true;
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} // End of function f_trigger_butterfly_authorization_request
function f_verify_http_butterfly_cert_request_message_from_aa(
in Request p_request,
in Headers p_headers,
in boolean p_checked_cocoon_keys_derivation := false,
in template (omit) octetstring p_caterpilar_compressed_key := omit,
out integer p_result,
out RaAcaCertRequest p_butterflyCertificateRequest,
out HttpMessage p_response
) runs on ItsPkiHttp {
// Local variables
var Ieee1609Dot2Data v_ieee1609dot2_signed_and_encrypted_data;
var EtsiTs102941Data v_etsi_ts_102941_data;
var template (value) HttpMessage v_response;
var Oct16 v_request_hash;
var Oct16 v_aes_enc_key;
log(">>> f_verify_http_butterfly_cert_request_message_from_aa: ", p_request);
p_result := 0;
if (f_verify_pki_request_message(vc_aaPrivateEncKey, vc_aaWholeHash/*salt*/, ''O,
omit,
p_request.body.binary_body.ieee1609dot2_data, true, v_request_hash, v_bfk_hashed_id8, v_etsi_ts_102941_data, v_aes_enc_key) == false) { // Cannot decrypt the message
// Send error message
v_response := m_http_response(m_http_response_ko_no_body(p_headers, 400, "Bad request")); // Initialize v_reponse with an error message
// Set verdict
p_result := -1;
} else {
var UInt64 v_current_time := f_getCurrentTimeUtc();
var UInt64 v_delta_time := 30;
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committed
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log("f_verify_http_butterfly_cert_request_message_from_aa: match ", match(v_etsi_ts_102941_data, mw_etsiTs102941Data_ra_aca_cert_request(mw_ra_aca_cert_request))); // TODO In TITAN, this is the only way to get the unmatching in log
if (match(v_etsi_ts_102941_data, mw_etsiTs102941Data_ra_aca_cert_request(mw_ra_aca_cert_request((v_current_time - v_delta_time .. v_current_time + v_delta_time), explicit, '00000000'B/*butterflyExplicit*/, mw_bfk_to_be_signed_certificate))) == false) {
// Send error message
v_response := m_http_response(m_http_response_ko_no_body(p_headers, 400, "Bad request")); // Initialize v_reponse with an error message
// Set verdict
p_result := -2;
} else {
if (p_checked_cocoon_keys_derivation == true) {
// FIXME FSCOM if (f_check_cocoon_keys_derivation(v_etsi_ts_102941_data.content.butterflyCertificateRequest.tbsCert.verifyKeyIndicator, ))
} else {
var AcaRaCertResponse v_aca_ra_cert_response;
var HashedId8 v_hashedId8;
var octetstring v_msg := bit2oct(encvalue(p_request.body.binary_body.ieee1609dot2_data));
v_hashedId8 := f_hashedId8FromSha256(f_hashWithSha256(v_msg));
f_http_build_butterfly_cert_response(v_hashedId8, vc_eaPrivateKey, vc_eaWholeHash, v_aes_enc_key, v_aca_ra_cert_response, v_ieee1609dot2_signed_and_encrypted_data);
v_response := m_http_response(m_http_response_ok(m_http_message_body_binary(m_binary_body_ieee1609dot2_data(v_ieee1609dot2_signed_and_encrypted_data)), p_headers));
p_butterflyCertificateRequest := v_etsi_ts_102941_data.content.butterflyCertificateRequest;
}
}
}
p_response := valueof(v_response);
log("<<< f_verify_http_butterfly_cert_request_message_from_aa: p_response: ", p_response);
log("<<< f_verify_http_butterfly_cert_request_message_from_aa: p_result: ", p_result);
} // End of function f_verify_http_butterfly_cert_request_message_from_aa
Yann Garcia
committed
} // End of group bfk_auth_request_helpers
/**
* @desc Check that the EA sends butterfly certificate request message after receiving of the butterfly authorization request
* Check that this message is encrypted for the AA
* Check that this message is signed with the EA certificate
* <pre>
* Pics Selection: PICS_IUT_EA_ROLE
* Initial conditions:
* the EA in 'operational' state
* authorized with CERT_EA certificate
* and the AA is emulated by TS and
* authorized with CERT_AA certificate
* and EA is configured to use emulated AA to generate certificates
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* Expected behaviour:
* ensure that {
* when {
* the IUT received the ButterflyAuthorizationRequestMessage
* containing EtsiTs102941Data
* containing content.butterflyAuthorizationRequest
* }
* then {
* the IUT sends a EtsiTs103097Data to the AA
* containing content.encryptedData
* containing recipients
* indicating size 1
* and containing the instance of RecipientInfo
* containing certRecipInfo
* containing recipientId
* indicating HashedId8 of the CERT_AA
* and containing encrypted representation of EtsiTs103097Data
* containing signedData
* containing tbsData
* containing headerInfo
* containing psid
* indicating AID_PKI_CERT_REQUEST
* and containing payload.data
* containing EtsiTs102941Data
* containing version
* indicating ‘1’
* and containing content
* containing butterflyCertificateRequest
* and containing signer
* containing digest
* indicating HashedId8 of the CERT_EA
* }
* }
* </pre>
*
* @see ETSI TS 103 525-2 v2.0.1 TP SECPKI_EA_BFK_AUTH_03_BV
* @reference ETSI TS 102 941 [1], clause 6.2.3.5.4
*/
testcase TC_SECPKI_EA_BFK_AUTH_03_BV() runs on ItsPkiHttp system ItsPkiHttpSystem {
// Local variables
var boolean v_received_butterfly_authorization_response := false;
var boolean v_tb_done := false;
var HashedId8 v_aes_sym_key_hashed_id8;
var Headers v_headers;
var HttpMessage v_request;
var HttpMessage v_response;
var integer v_result;
var EeRaCertRequest v_ee_ra_cert_request;
var RaEeCertInfo p_ra_ee_cert_info;
var RaAcaCertRequest v_butterflyCertificateRequest;
// Test control
if (not PICS_IUT_EA_ROLE) {
log("*** " & testcasename() & ": PICS_IUT_EA_ROLE required for executing the TC ***");
setverdict(inconc);
stop;
}
// Test component configuration
f_cfHttpUp(PICS_TS_EA_CERTIFICATE_ID);
// Test adapter configuration
// Preamble
f_trigger_butterfly_authorization_request(v_aes_sym_key_hashed_id8, v_ee_ra_cert_request, p_ra_ee_cert_info);
log("*** " & testcasename() & ": INFO: p_ra_ee_cert_info:", p_ra_ee_cert_info, " ***");
f_selfOrClientSyncAndVerdictPreamble(c_prDone, e_success);
// Test Body
tc_ac.start;
alt {
[] httpAtVPort.receive(
mw_http_request(
mw_http_request_post(
-, // URI
v_headers, // Headers
mw_http_message_body_binary(
mw_binary_body_ieee1609dot2_data(
mw_butterflyCertRequestMessage(
mw_encryptedData
)))))) -> value v_request {
tc_ac.stop;
log("+++++++++++++++++++++++++++++++++++++++++++++++", v_request);
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f_verify_http_butterfly_cert_request_message_from_aa(v_request.request, v_headers, -, -, v_result, v_butterflyCertificateRequest, v_response);
// Send response forcing error code
if (isvalue(v_response)) {
httpPort.send(v_response);
}
// Set verdict
if (v_result == 0) {
log("*** " & testcasename() & ": PASS: ButterflyCertRequestMessage received ***");
f_selfOrClientSyncAndVerdict(c_tbDone, e_success);
} else {
log("*** " & testcasename() & ": FAIL: Failed to verify ButterflyCertRequestMessage ***");
f_selfOrClientSyncAndVerdict(c_tbDone, e_error);
}
v_tb_done := true;
if (v_received_butterfly_authorization_response == false) {
log("*** " & testcasename() & ": INFO: ButterflyAuthorizationResponse not received yet ***");
tc_ac.start;
repeat;
}
}
[] a_await_ec_http_response_from_iut(
mw_http_response(
mw_http_response_ok(
mw_http_message_body_binary(
mw_binary_body_ieee1609dot2_data(
mw_enrolmentResponseMessage(
mw_encryptedData(
{ *, mw_recipientInfo_pskRecipInfo(v_aes_sym_key_hashed_id8), * },
mw_symmetricCiphertext_aes128ccm
)))))),
v_response
) {
tc_ac.stop;
if (v_tb_done == false) {
v_received_butterfly_authorization_response := true;
tc_ac.start;
repeat;
} // else, end on the test case
}
[] tc_ac.timeout {
log("*** " & testcasename() & ": INCONC: Expected message not received ***");
f_selfOrClientSyncAndVerdictTestBody(c_tbDone, e_timeout);
}
} // End of 'alt' statement
// Postamble
f_cfHttpDown();
} // End of testcase TC_SECPKI_EA_BFK_AUTH_03_BV
/**
* @desc Check that the butterfly certificate request message sent by EA to AA contains all required elements
* <pre>
* Pics Selection: PICS_IUT_EA_ROLE
* Initial conditions:
* the EA in 'operational' state
* authorized with CERT_EA certificate
* and the EA already received the ButterflyAuthorizationRequestMessage
* indicating the sha256 message hash MSG_HASH
* and the EA already responded with ButterflyAuthorizationResponseMessage
* containing EtsiTs102941Data
* containing butterflyAuthorizationResponse
* containing nextDlTime
* indicating DNL_TIME
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* Expected behaviour:
* ensure that {
* when {
* the IUT received the ButterflyAtDownloadRequestMessage
* containing EtsiTs102941Data
* containing butterflyAtDownloadRequest
* containing EeRaCertRequest
* containing generationTime
* indicating REQ_TIME
* }
* then {
* the IUT sends to the AA the ButterflyCertRequestMessage
* containing EtsiTs102941Data
* containing content
* containing butterflyCertificateRequest
* containing RaAcaCertRequest
* containing version
* indicating 2
* and containing generationTime
* indicating value between REQ_TIME and the current time
* and containing flags
* indicating empty bit string
* and containing certEncKey
* and containing tbsCert
* and not containing linkageInfo
* }
* }
* </pre>
*
* @see ETSI TS 103 525-2 v2.0.1 TP SECPKI_EA_BFK_AUTH_04_BV
* @reference ETSI TS 102 941 [1], clause 6.2.3.5.4
*/
testcase TC_SECPKI_EA_BFK_AUTH_04_BV() runs on ItsPkiHttp system ItsPkiHttpSystem {
// Local variables
var boolean v_received_butterfly_authorization_response := false;
var boolean v_tb_done := false;
var HashedId8 v_aes_sym_key_hashed_id8;
var Headers v_headers;
var HttpMessage v_request;
var HttpMessage v_response;
var integer v_result;
var EeRaCertRequest v_ee_ra_cert_request;
var RaEeCertInfo p_ra_ee_cert_info;
var RaAcaCertRequest v_butterflyCertificateRequest;
// Test control
if (not PICS_IUT_EA_ROLE) {
log("*** " & testcasename() & ": PICS_IUT_EA_ROLE required for executing the TC ***");
setverdict(inconc);
stop;
}
// Test component configuration
f_cfHttpUp(PICS_TS_EA_CERTIFICATE_ID);
// Test adapter configuration
// Preamble
f_trigger_butterfly_authorization_request(v_aes_sym_key_hashed_id8, v_ee_ra_cert_request, p_ra_ee_cert_info);
f_selfOrClientSyncAndVerdictPreamble(c_prDone, e_success);
// Test Body
tc_ac.start;
alt {
[] httpAtVPort.receive(
mw_http_request(
mw_http_request_post(
-, // URI
v_headers, // Headers
mw_http_message_body_binary(
mw_binary_body_ieee1609dot2_data(
mw_butterflyCertRequestMessage(
mw_encryptedData
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)))))) -> value v_request {
tc_ac.stop;
f_verify_http_butterfly_cert_request_message_from_aa(v_request.request, v_headers, -, -, v_result, v_butterflyCertificateRequest, v_response);
// TODO Check v_butterflyCertificateRequest
// FIXME Some check can be moved to f_verify_http_butterfly_cert_request_message_from_aa
// Send response forcing error code
if (isvalue(v_response)) {
httpPort.send(v_response);
}
// Set verdict
if (v_result == 0) {
log("*** " & testcasename() & ": PASS: ButterflyCertRequestMessage received ***");
f_selfOrClientSyncAndVerdict(c_tbDone, e_success);
} else {
log("*** " & testcasename() & ": FAIL: Failed to verify ButterflyCertRequestMessage ***");
f_selfOrClientSyncAndVerdict(c_tbDone, e_error);
}
v_tb_done := true;
if (v_received_butterfly_authorization_response == false) {
log("*** " & testcasename() & ": INFO: ButterflyAuthorizationResponse not received yet ***");
tc_ac.start;
repeat;
}
}
[] a_await_ec_http_response_from_iut(
mw_http_response(
mw_http_response_ok(
mw_http_message_body_binary(
mw_binary_body_ieee1609dot2_data(
mw_enrolmentResponseMessage(
mw_encryptedData(
{ *, mw_recipientInfo_pskRecipInfo(v_aes_sym_key_hashed_id8), * },
mw_symmetricCiphertext_aes128ccm
)))))),
v_response
) {
tc_ac.stop;
if (v_tb_done == false) {
v_received_butterfly_authorization_response := true;
tc_ac.start;
repeat;
} // else, end on the test case
}
[] tc_ac.timeout {
log("*** " & testcasename() & ": INCONC: Expected message not received ***");
f_selfOrClientSyncAndVerdictTestBody(c_tbDone, e_timeout);
}
} // End of 'alt' statement
// Postamble
f_cfHttpDown();
} // End of testcase TC_SECPKI_EA_BFK_AUTH_04_BV
/**
* @desc Check that the butterfly certificate request message contains expanded cocoon key
* <pre>
* Pics Selection: PICS_IUT_EA_ROLE
* the EA in 'operational' state
* authorized with CERT_EA certificate
* and the AA in 'operational' state
* authorized with CERT_AA certificate
* and EA is configured to use AA of the current configuration to generate certificates
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* Initial conditions:
* Expected behaviour:
* ensure that {
* when {
* the IUT received the ButterflyAuthorizationRequestMessage
* containing EtsiTs102941Data
* containing content.butterflyAuthorizationRequest
* containing EeRaCertRequest
* containing tbsCert (TBS_CERT)
* containing verification key (CATERPILLAR_KEY)
* }
* then {
* the IUT sends to the AA the ButterflyCertRequestMessage
* containing EtsiTs102941Data
* containing content
* containing butterflyCertificateRequest
* containing RaAcaCertRequest
* containing tbsCert
* containing verificationKey
* containing “cocoon” key
* derived from the CATERPILLAR_KEY
* }
* }
* </pre>
*
* @see ETSI TS 103 525-2 v2.0.1 TP SECPKI_EA_BFK_AUTH_05_BV
* @reference ETSI TS 102 941 [1], clause 6.2.3.5.4
*/
testcase TC_SECPKI_EA_BFK_AUTH_05_BV() runs on ItsPkiHttp system ItsPkiHttpSystem {
// Local variables
var boolean v_received_butterfly_authorization_response := false;
var boolean v_tb_done := false;
var HashedId8 v_aes_sym_key_hashed_id8;
var Headers v_headers;
var HttpMessage v_request;
var HttpMessage v_response;
var integer v_result;
var EeRaCertRequest v_ee_ra_cert_request;
var RaEeCertInfo p_ra_ee_cert_info;
var RaAcaCertRequest v_butterflyCertificateRequest;
// Test control
if (not PICS_IUT_EA_ROLE) {
log("*** " & testcasename() & ": PICS_IUT_EA_ROLE required for executing the TC ***");
setverdict(inconc);
stop;
}
// Test component configuration
f_cfHttpUp(PICS_TS_EA_CERTIFICATE_ID);
// Test adapter configuration
// Preamble
f_trigger_butterfly_authorization_request(v_aes_sym_key_hashed_id8, v_ee_ra_cert_request, p_ra_ee_cert_info);
f_selfOrClientSyncAndVerdictPreamble(c_prDone, e_success);
// Test Body
tc_ac.start;
alt {
[] httpAtVPort.receive(
mw_http_request(
mw_http_request_post(
-, // URI
v_headers, // Headers
mw_http_message_body_binary(
mw_binary_body_ieee1609dot2_data(
mw_butterflyCertRequestMessage(
mw_encryptedData
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)))))) -> value v_request {
tc_ac.stop;
f_verify_http_butterfly_cert_request_message_from_aa(v_request.request, v_headers, true, -, v_result, v_butterflyCertificateRequest, v_response);
// Send response forcing error code
if (isvalue(v_response)) {
httpPort.send(v_response);
}
// Set verdict
if (v_result == 0) {
log("*** " & testcasename() & ": PASS: ButterflyCertRequestMessage received ***");
f_selfOrClientSyncAndVerdict(c_tbDone, e_success);
} else {
log("*** " & testcasename() & ": FAIL: Failed to verify ButterflyCertRequestMessage ***");
f_selfOrClientSyncAndVerdict(c_tbDone, e_error);
}
v_tb_done := true;
if (v_received_butterfly_authorization_response == false) {
log("*** " & testcasename() & ": INFO: ButterflyAuthorizationResponse not received yet ***");
tc_ac.start;
repeat;
}
}
[] a_await_ec_http_response_from_iut(
mw_http_response(
mw_http_response_ok(
mw_http_message_body_binary(
mw_binary_body_ieee1609dot2_data(
mw_enrolmentResponseMessage(
mw_encryptedData(
{ *, mw_recipientInfo_pskRecipInfo(v_aes_sym_key_hashed_id8), * },
mw_symmetricCiphertext_aes128ccm
)))))),
v_response
) {
tc_ac.stop;
if (v_tb_done == false) {
v_received_butterfly_authorization_response := true;
tc_ac.start;
repeat;
} // else, end on the test case
}
[] tc_ac.timeout {
log("*** " & testcasename() & ": INCONC: Expected message not received ***");
f_selfOrClientSyncAndVerdictTestBody(c_tbDone, e_timeout);
}
} // End of 'alt' statement
// Postamble
f_cfHttpDown();
} // End of testcase TC_SECPKI_EA_BFK_AUTH_05_BV
} // End of group ea_bfk_cert_request
// ETSI TS 103 525-2 V2.0.2 (2023-07) Clause 5.4.6.2 Authorization certificate download
group ea_bfk_auth_cert_download {
/**
* @desc Check that the butterfly certificate request message sent by EA to AA contains all required elements
* <pre>
* Pics Selection: PICS_IUT_EA_ROLE
* Initial conditions:
* the EA in 'operational' state
* authorized with CERT_EA certificate
* and the EA already responded with ButterflyAuthorizationResponseMessage (MSG_RESPONSE)
* containing EtsiTs102941Data
* containing butterflyAuthorizationResponse
* containing nextDlTime
* indicating DNL_TIME
* and containing currentI
* indicating I_VALUE
* and containing requestHash
* indicating MSG_HASH
* and the EA already received from emullated AA one or more ButterflyCertResponse messages
* containing AcaEeCertResponsePrivateSpdu (CERT_RESPONSE)
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* Expected behaviour:
* ensure that {
* when {
* the IUT received the ButterflyAtDownloadRequestMessage
* containing EtsiTs102941Data
* containing butterflyAtDownloadRequest
* indicating EeRaDownloadRequest
* containing generationTime
* indicating DNL_TIME + 1
* and containing filename
* indicating MSG_HASH + “_” + hex(I_VALUE) + ".zip"
* }
* then {
* the IUT sends the requested batch of certificates
* containing file hex(I_VALUE) + “.info”
* indicating COER encoding of MSG_RESPONSE
* and containing a set of files hex(I_VALUE) + “_” + (0..N)
* indicating COER encoding of AcaEeCertResponsePrivateSpdu (CERT_RESPONSE)
* }
* }
* </pre>
*
* @see ETSI TS 103 525-2 v2.0.1 TP SECPKI_EA_BFK_AUTH_06_BV
* @reference ETSI TS 102 941 [1], clause 6.2.3.5.1, 6.2.3.5.3
*/
testcase TC_SECPKI_EA_BFK_AUTH_06_BV() runs on ItsPkiHttp system ItsPkiHttpSystem {
// Local variables
var octetstring v_private_key;
var Oct32 v_request_hash;
var Oct16 v_encrypted_sym_key;
var Oct16 v_aes_sym_key;
var HashedId8 v_aes_sym_key_hashed_id8;
var Oct16 v_authentication_vector;
var Oct12 v_nonce;
var octetstring v_salt;
var Ieee1609Dot2Data v_ieee1609dot2_signed_and_encrypted_data;
var Headers v_headers;
var HttpMessage v_response;
var EeRaCertRequest v_ee_ra_cert_request;
var RaEeCertInfo p_ra_ee_cert_info;
var EtsiTs102941Data v_etsi_ts_102941_data;
// Test control
if (not PICS_IUT_EA_ROLE) {
log("*** " & testcasename() & ": PICS_IUT_EA_ROLE required for executing the TC ***");
setverdict(inconc);
stop;
}
// Test component configuration
f_cfHttpUp(PICS_TS_EA_CERTIFICATE_ID);
// Test adapter configuration
// Preamble
f_trigger_butterfly_authorization_request(v_aes_sym_key_hashed_id8, v_ee_ra_cert_request, p_ra_ee_cert_info);
// Wait for v_ee_ra_cert_request.nextDlTime
var float v_timer := int2float(p_ra_ee_cert_info.nextDlTime - p_ra_ee_cert_info.generationTime + 2);
log("*** " & testcasename() & ": INFO: Start wailting for " & float2str(v_timer) & " seconds ***");
f_sleepIgnoreDef(v_timer);
log("*** " & testcasename() & ": INFO: timer of " & float2str(v_timer) & " seconds expierd message ***");
// FISME FSCOM In int2hex, 3 is arbitrary. Need to check the range of currentI to set the correct hex string length
f_http_build_butterfly_at_download_request_message(hex2str(oct2hex(p_ra_ee_cert_info.requestHash)) & "-" & hex2str(int2hex(p_ra_ee_cert_info.currentI, 3)) & ".zip", v_aes_sym_key, v_encrypted_sym_key, v_authentication_vector, v_nonce, v_salt, v_ieee1609dot2_signed_and_encrypted_data, v_request_hash);
v_aes_sym_key_hashed_id8 := f_hashedId8FromSha256(f_hashWithSha256('80'O & v_aes_sym_key)); // Used to match the response
f_init_default_headers_list(-, "bfk_at_download_request", v_headers);
f_selfOrClientSyncAndVerdictPreamble(c_prDone, e_success);
// Test Body
f_http_send(
v_headers,
m_http_request(
m_http_request_post(
PICS_HTTP_POST_URI_BFK_AT_DOWNLOAD,
v_headers,
m_http_message_body_binary(
m_binary_body_ieee1609dot2_data(
v_ieee1609dot2_signed_and_encrypted_data
)))));
tc_ac.start;
alt {
[] a_await_ec_http_response_from_iut(
mw_http_response_ok(
mw_http_message_body_binary(
mw_http_message_body_binary_bfk_zip(
mw_http_message_body_binary_bfk_zip_signed_messages
)))),
v_response
) {
tc_ac.stop;
// TODO Check HTTP headers
// TODO Check certificates
log("*** " & testcasename() & ": PASS: Well formated ButterflyAuthorizationResponseMessage received ***");
f_selfOrClientSyncAndVerdictTestBody(c_tbDone, e_success);
}
[] tc_ac.timeout {
log("*** " & testcasename() & ": INCONC: Expected message not received ***");
f_selfOrClientSyncAndVerdictTestBody(c_tbDone, e_timeout);
}
} // End of 'alt' statement
// Postamble
f_cfHttpDown();
} // End of testcase TC_SECPKI_EA_BFK_AUTH_06_BV
} // End of group ea_bfk_auth_cert_download
} // End of group ea_authorization_with_bfk
} // End of group ea_behavior
// ETSI TS 103 525-2 V2.0.2 (2023-07) Clause 5.5 AA behaviour
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group aa_behavior {
group aa_helpers {
function f_verify_http_at_response_from_iut_aa(
in Response p_response,
in octetstring p_private_key,
in Oct16 p_aes_sym_key,
in Oct16 p_authentication_vector,
in Oct32 p_request_hash,
out InnerAtResponse p_authorization_response,
out integer p_result
) runs on ItsPkiHttp {
// Local variables
var Ieee1609Dot2Data v_ieee1609dot2_signed_and_encrypted_data;
var EtsiTs102941Data v_etsi_ts_102941_data;
var Oct16 v_aes_enc_key;
var InnerEcResponse v_inner_ec_response;
log(">>> f_verify_http_at_response_from_iut_aa: p_response= ", p_response);
log(">>> f_verify_http_at_response_from_iut_aa: p_private_key= ", p_private_key);
log(">>> f_verify_http_at_response_from_iut_aa: p_aes_sym_key= ", p_aes_sym_key);
log(">>> f_verify_http_at_response_from_iut_aa: p_authentication_vector= ", p_authentication_vector);
log(">>> f_verify_http_at_response_from_iut_aa: p_request_hash= ", p_request_hash);
p_result := 0;
if (f_verify_pki_response_message(p_private_key, p_aes_sym_key, p_authentication_vector, vc_aaWholeHash, p_response.body.binary_body.ieee1609dot2_data, true, 1, v_etsi_ts_102941_data) == false) {
// Set verdict
p_result := -1;
} else {
log("f_verify_http_at_response_from_iut_aa: Receive ", v_etsi_ts_102941_data);
p_authorization_response := v_etsi_ts_102941_data.content.authorizationResponse;
log(match(v_etsi_ts_102941_data.content, mw_authorizationResponse(mw_innerAtResponse_ok(substr(p_request_hash, 0, 16), mw_etsiTs103097Certificate(-, mw_toBeSignedCertificate_at, -))))); // TODO In TITAN, this is the only way to get the unmatching in log
if (match(v_etsi_ts_102941_data.content, mw_authorizationResponse(mw_innerAtResponse_ok(substr(p_request_hash, 0, 16), mw_etsiTs103097Certificate(-, mw_toBeSignedCertificate_at, -)))) == false) {
log(match(v_etsi_ts_102941_data.content, mw_authorizationResponse(mw_innerAtResponse_ko)));
if (match(v_etsi_ts_102941_data.content, mw_authorizationResponse(mw_innerAtResponse_ko)) == false) {
// Set verdict
p_result := -2;
} else {
// Set verdict
p_result := -3;
}
} else {
// Verify AT Certificate signature
if (f_verifyCertificateSignatureWithIssuingCertificate(v_etsi_ts_102941_data.content.authorizationResponse.certificate, vc_aaCertificate) == false) {
// Set verdict
p_result := -4;
}
log("f_verify_http_at_response_from_iut_aa: Well-secured AT certificate received");
}
}
log("<<< f_verify_http_at_response_from_iut_aa: p_result: ", p_result);
} // End of function f_verify_http_at_response_from_iut_aa
} // End of group aa_helpers
// ETSI TS 103 525-2 V2.0.2 (2023-07) Clause 5.5.1 Authorization request handling
group aa_authorization_request {
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/**
* @desc Check that the EA/AA is able to decrypt the AuthorizationRequest message using the encryption private key corresponding to the recipient certificate
* Check that the EA/AA is able to verify the inner signature
* Check that the EA/AA is able to verify the request authenticity using the hmacKey verification
* Check that the EA/AA sends the AuthorizationValidationRequest message to the correspondent EA
* <pre>
* Pics Selection: PICS_IUT_AA_ROLE and not PICS_PKI_AUTH_POP
* Initial conditions:
* with {
* the EA/AA in "operational state"
* authorized with the certificate CERT_AA
* containing encryptionKey (AA_ENC_PUB_KEY)
* }
* Expected behaviour:
* ensure that {
* when {
* the IUT receives an EtsiTs103097Data message
* containing content.encryptedData
* containing recipients
* containing the instance of RecipientInfo
* containing certRecipInfo
* containing recipientId
* indicating HashedId8 of the certificate CERT_AA
* and containing encKey
* indicating symmetric key (S_KEY)
* encrypted with the private key correspondent to the AA_ENC_PUB_KEY
* and containing cyphertext (ENC_DATA)
* containing encrypted representation of the EtsiTs103097Data-Signed
* containing content.signedData
* containing hashId
* indicating valid hash algorythm
* and containing signer
* containing self
* and containing tbsData (SIGNED_DATA)
* containing payload
* containing EtsiTs102941Data
* containing content.authorizationRequest
* containing publicKeys.verificationKey (V_KEY)
* and containing hmacKey (HMAC)
* and containing sharedAtRequest
* containing keyTag (KEY_TAG)
* and containing eaId (EA_ID)
* indicating HashedId8 of the known EA certificate
* and containing signature (SIGNATURE)
* }
* then {
* the IUT is able to decrypt the S_KEY
* using the private key
* corresponding to the AA_ENC_PUB_KEY
* and the IUT is able to decrypt the cypthertext ENC_DATA
* using the S_KEY
* and the IUT is able to verify the signature SIGNATURE over the SIGNED_DATA
* using the V_KEY
* and the IUT is able to verify integrity of HMAC and KEY_TAG
* and the IUT sends the AuthorizationValidationRequest message to the EA
* identified by the EA_ID
* }
* }
* </pre>
*
* @see ETSI TS 103 525-2 v2.0.1 SECPKI_AA_AUTH_RCV_01_BV
* @reference ETSI TS 102 941, clause 6.2.3.3.1
*/
testcase TC_SECPKI_AA_AUTH_RCV_01_BV() runs on ItsPkiHttp system ItsPkiHttpSystem {
var Oct32 v_private_key_ec;
var Oct32 v_public_compressed_key_ec;
var integer v_compressed_key_mode_ec;
var InnerEcResponse v_inner_ec_response;
var Oct32 v_private_key_at;
var Oct32 v_public_compressed_key_at;
var integer p_compressed_mode_at;
var Oct32 v_private_enc_key_at;
var Oct32 v_public_compressed_enc_key_at;
var integer v_compressed_enc_mode_at;
var Oct16 v_encrypted_sym_key;
var Oct16 v_aes_sym_key;
var HashedId8 v_aes_sym_key_hashed_id8;
var Oct16 v_authentication_vector;
var Oct12 v_nonce;
var octetstring v_salt;
var Ieee1609Dot2Data v_ieee1609dot2_signed_and_encrypted_data;
var Headers v_headers;
var HttpMessage v_response;
var EtsiTs102941Data v_etsi_ts_102941_data;
var InnerEcRequest v_inner_ec_request;
var EtsiTs103097Certificate v_ec_certificate;
var HashedId8 v_ec_certificate_hashed_id8;
if (not PICS_IUT_AA_ROLE or not PICS_PKI_AUTH_POP) {
log("*** " & testcasename() & ": PICS_IUT_AA_ROLE and PICS_PKI_AUTH_POP required for executing the TC ***");
// Test component configuration
f_cfHttpUp(PICS_TS_EA_CERTIFICATE_ID, PICS_IUT_AA_CERTIFICATE_ID);
f_generate_inner_ec_request(v_private_key_ec, v_public_compressed_key_ec, v_compressed_key_mode_ec, v_inner_ec_request);
f_generate_ec_certificate_for_inner_ec_response(v_inner_ec_request, v_private_key_ec, vc_eaWholeHash, v_ec_certificate, v_ec_certificate_hashed_id8);
log("*** " & testcasename() & ": DEBUG: v_ec_certificate= ", v_ec_certificate);
log("*** " & testcasename() & ": DEBUG: v_private_key_ec= ", v_private_key_ec);
f_selfOrClientSyncAndVerdictPreamble(c_prDone, e_success);
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// Test Body
f_http_build_authorization_request(v_ec_certificate, v_private_key_ec, v_private_key_at, v_public_compressed_key_at, p_compressed_mode_at, v_private_enc_key_at, v_public_compressed_enc_key_at, v_compressed_enc_mode_at, v_aes_sym_key, v_encrypted_sym_key, v_authentication_vector, v_nonce, v_salt, v_ieee1609dot2_signed_and_encrypted_data, v_request_hash);
v_aes_sym_key_hashed_id8 := f_hashedId8FromSha256(f_hashWithSha256('80'O & v_aes_sym_key)); // Used to match the response
f_init_default_headers_list(-, "inner_at_request", v_headers);
f_http_send(
v_headers,
m_http_request(
m_http_request_post(
PICS_HTTP_POST_URI_AT,
v_headers,
m_http_message_body_binary(
m_binary_body_ieee1609dot2_data(
v_ieee1609dot2_signed_and_encrypted_data
)))));
tc_ac.start;
alt {
[] a_await_at_http_response_from_iut(
mw_http_response(
mw_http_response_ok(
mw_http_message_body_binary(
mw_binary_body_ieee1609dot2_data(
mw_authorizationResponseMessage(
mw_encryptedData(
{ *, mw_recipientInfo_pskRecipInfo(v_aes_sym_key_hashed_id8), * },
mw_symmetricCiphertext_aes128ccm
)))))),
v_response
) {
var integer v_result;
var InnerAtResponse v_authorization_response;
f_verify_http_at_response_from_iut_aa(v_response.response, v_private_key_at, v_aes_sym_key, v_authentication_vector, v_request_hash, v_authorization_response, v_result);
log("*** " & testcasename() & ": INFO: AuthorizationResponse= ", v_authorization_response, " ***");
// Set verdict
if (v_result == 0) {
log("*** " & testcasename() & ": PASS: Well-secured AT certificate received ***");
f_selfOrClientSyncAndVerdict(c_tbDone, e_success);
} else {
log("*** " & testcasename() & ": FAIL: Failed to verify AT response ***");
f_selfOrClientSyncAndVerdict(c_tbDone, e_error);
}
}
[] a_await_atv_http_request_from_iut(
mw_http_request(
mw_http_request_post(
"/Auth", //FIXME: Use another PIXIT than PICS_HTTP_POST_URI_ATV,
-,
mw_http_message_body_binary(
mw_binary_body_ieee1609dot2_data(
mw_authorizationRequestMessage(
mw_encryptedData(
{ *, mw_recipientInfo_certRecipInfo(mw_pKRecipientInfo(vc_eaHashedId8)), * },
mw_symmetricCiphertext_aes128ccm
)))))),
v_request
) {
var integer v_result;
var SharedAtRequest v_shared_at_request;
var Oct16 v_aes_sym_key_atv;
var Oct8 v_aes_sym_key_atv_hashed_id8;