diff --git a/lib/vauth/digest.c b/lib/vauth/digest.c
index f6ff5a088d87d12ad7555068da87131d5b985b26..56db592c1625a18b6f7f921f9ea11d1e4dfbf259 100644
--- a/lib/vauth/digest.c
+++ b/lib/vauth/digest.c
@@ -317,7 +317,7 @@ static CURLcode auth_decode_digest_md5_message(const char *chlg64,
  * chlg64  [in]     - The base64 encoded challenge message.
  * userp   [in]     - The user name.
  * passdwp [in]     - The user's password.
- * service [in]     - The service type such as www, smtp, pop or imap.
+ * service [in]     - The service type such as http, smtp, pop or imap.
  * outptr  [in/out] - The address where a pointer to newly allocated memory
  *                    holding the result will be stored upon completion.
  * outlen  [out]    - The length of the output message.
diff --git a/lib/vauth/digest_sspi.c b/lib/vauth/digest_sspi.c
index c7ba72eddac2c314d045444602701ecaf540126a..364fb9b42aae66fc647cbc2a296cc2940d5e764d 100644
--- a/lib/vauth/digest_sspi.c
+++ b/lib/vauth/digest_sspi.c
@@ -55,7 +55,7 @@
  * chlg64  [in]     - The base64 encoded challenge message.
  * userp   [in]     - The user name in the format User or Domain\User.
  * passdwp [in]     - The user's password.
- * service [in]     - The service type such as www, smtp, pop or imap.
+ * service [in]     - The service type such as http, smtp, pop or imap.
  * outptr  [in/out] - The address where a pointer to newly allocated memory
  *                    holding the result will be stored upon completion.
  * outlen  [out]    - The length of the output message.
diff --git a/lib/vauth/krb5_gssapi.c b/lib/vauth/krb5_gssapi.c
index 29252b038b5fd876c88114b1f6700138d3b071f1..975675b5d1f1ed06725648bf41b9df0c5f3639ec 100644
--- a/lib/vauth/krb5_gssapi.c
+++ b/lib/vauth/krb5_gssapi.c
@@ -52,7 +52,7 @@
  * data        [in]     - The session handle.
  * userp       [in]     - The user name.
  * passdwp     [in]     - The user's password.
- * service     [in]     - The service type such as www, smtp, pop or imap.
+ * service     [in]     - The service type such as http, smtp, pop or imap.
  * host        [in[     - The host name.
  * mutual_auth [in]     - Flag specifing whether or not mutual authentication
  *                        is enabled.
@@ -315,7 +315,7 @@ CURLcode Curl_auth_create_gssapi_security_message(struct SessionHandle *data,
 
   /* Populate the message with the security layer, client supported receive
      message size and authorization identity including the 0x00 based
-     terminator. Note: Dispite RFC4752 Section 3.1 stating "The authorization
+     terminator. Note: Despite RFC4752 Section 3.1 stating "The authorization
      identity is not terminated with the zero-valued (%x00) octet." it seems
      necessary to include it. */
   outdata = htonl(max_size) | sec_layer;
diff --git a/lib/vauth/krb5_sspi.c b/lib/vauth/krb5_sspi.c
index 0bc3a16f694f512ca476601f0a08510f09a044ce..c835ae1419c526d1ecb5d94e548e1a5b39119cc3 100644
--- a/lib/vauth/krb5_sspi.c
+++ b/lib/vauth/krb5_sspi.c
@@ -50,7 +50,7 @@
  * data        [in]     - The session handle.
  * userp       [in]     - The user name in the format User or Domain\User.
  * passdwp     [in]     - The user's password.
- * service     [in]     - The service type such as www, smtp, pop or imap.
+ * service     [in]     - The service type such as http, smtp, pop or imap.
  * host        [in]     - The host name.
  * mutual_auth [in]     - Flag specifing whether or not mutual authentication
  *                        is enabled.
@@ -381,7 +381,7 @@ CURLcode Curl_auth_create_gssapi_security_message(struct SessionHandle *data,
 
   /* Populate the message with the security layer, client supported receive
      message size and authorization identity including the 0x00 based
-     terminator. Note: Dispite RFC4752 Section 3.1 stating "The authorization
+     terminator. Note: Despite RFC4752 Section 3.1 stating "The authorization
      identity is not terminated with the zero-valued (%x00) octet." it seems
      necessary to include it. */
   outdata = htonl(max_size) | sec_layer;
diff --git a/lib/vauth/spnego_gssapi.c b/lib/vauth/spnego_gssapi.c
index 305476072b69ea878f9a76b6e9bbec95f6db4614..4821fc7bed93303306767d21733390f8459aacf2 100644
--- a/lib/vauth/spnego_gssapi.c
+++ b/lib/vauth/spnego_gssapi.c
@@ -51,7 +51,7 @@
  * data        [in]     - The session handle.
  * userp       [in]     - The user name in the format User or Domain\User.
  * passdwp     [in]     - The user's password.
- * service     [in]     - The service type such as www, smtp, pop or imap.
+ * service     [in]     - The service type such as http, smtp, pop or imap.
  * host        [in]     - The host name.
  * chlg64      [in]     - The optional base64 encoded challenge message.
  * nego        [in/out] - The Negotiate data struct being used and modified.
diff --git a/lib/vauth/spnego_sspi.c b/lib/vauth/spnego_sspi.c
index 3530ef32033b68b011f94a40a0e4d04963348fcd..905132fd29f82b69a037bf797c1e72f1b81fb51d 100644
--- a/lib/vauth/spnego_sspi.c
+++ b/lib/vauth/spnego_sspi.c
@@ -50,7 +50,7 @@
  * data        [in]     - The session handle.
  * userp       [in]     - The user name in the format User or Domain\User.
  * passdwp     [in]     - The user's password.
- * service     [in]     - The service type such as www, smtp, pop or imap.
+ * service     [in]     - The service type such as http, smtp, pop or imap.
  * host        [in]     - The host name.
  * chlg64      [in]     - The optional base64 encoded challenge message.
  * nego        [in/out] - The Negotiate data struct being used and modified.
diff --git a/lib/vauth/vauth.c b/lib/vauth/vauth.c
index c74005fc22671ce3b7b01e68e60166a44906e63b..db44d291354da157f2852c35d8fb150d228caaa0 100644
--- a/lib/vauth/vauth.c
+++ b/lib/vauth/vauth.c
@@ -43,7 +43,7 @@
  *
  * Parameters:
  *
- * service  [in] - The service type such as www, smtp, pop or imap.
+ * service  [in] - The service type such as http, smtp, pop or imap.
  * host     [in] - The host name.
  * realm    [in] - The realm.
  *