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  2. Basic access authentication - Wikipedia

    en.wikipedia.org/wiki/Basic_access_authentication

    Basic access authentication. In the context of an HTTP transaction, basic access authentication is a method for an HTTP user agent (e.g. a web browser) to provide a user name and password when making a request. In basic HTTP authentication, a request contains a header field in the form of Authorization: Basic <credentials>, where <credentials ...

  3. Digest access authentication - Wikipedia

    en.wikipedia.org/wiki/Digest_access_authentication

    e. Digest access authentication is one of the agreed-upon methods a web server can use to negotiate credentials, such as username or password, with a user's web browser. This can be used to confirm the identity of a user before sending sensitive information, such as online banking transaction history.

  4. .htpasswd - Wikipedia

    en.wikipedia.org/wiki/.htpasswd

    The name of the file is given in the .htaccess configuration, and can be anything, although ".htpasswd" is the canonical name. The file name starts with a dot, because most Unix-like operating systems consider any file that begins with a dot to be hidden. [1] The htpasswd command is used to manage .htpasswd file entries.

  5. Password Authentication Protocol - Wikipedia

    en.wikipedia.org/wiki/Password_authentication...

    PAP authentication is only done at the time of the initial link establishment, and verifies the identity of the client using a two-way handshake. Client sends username and password. This is sent repeatedly until a response is received from the server. Server sends authentication-ack (if credentials are OK) or authentication-nak (otherwise) [2]

  6. Authentication protocol - Wikipedia

    en.wikipedia.org/wiki/Authentication_protocol

    An authentication protocol is a type of computer communications protocol or cryptographic protocol specifically designed for transfer of authentication data between two entities. It allows the receiving entity to authenticate the connecting entity (e.g. Client connecting to a Server) as well as authenticate itself to the connecting entity ...

  7. Fix problems signing into your AOL account - AOL Help

    help.aol.com/articles/help-signing-in

    Call paid premium support at 1-800-358-4860 to get live expert help from AOL Customer Care. Having trouble signing in? Find out how to identify and correct common sign-in issues like problems with your username and password, account locks, looping logins, and other account access errors.

  8. Salted Challenge Response Authentication Mechanism - Wikipedia

    en.wikipedia.org/wiki/Salted_Challenge_Response...

    In cryptography, the Salted Challenge Response Authentication Mechanism (SCRAM) is a family of modern, password-based challenge–response authentication mechanisms providing authentication of a user to a server. As it is specified for Simple Authentication and Security Layer (SASL), it can be used for password-based logins to services like ...

  9. Mutual authentication - Wikipedia

    en.wikipedia.org/wiki/Mutual_authentication

    Mutual authentication is a desired characteristic in verification schemes that transmit sensitive data, in order to ensure data security. [1][2] Mutual authentication can be accomplished with two types of credentials: usernames and passwords, and public key certificates. Mutual authentication is often employed in the Internet of Things (IoT).