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SPNEGO's most visible use is in Microsoft's "HTTP Negotiate" authentication extension. It was first implemented in Internet Explorer 5.01 and IIS 5.0 and provided single sign-on capability later marketed as Integrated Windows Authentication. The negotiable sub-mechanisms included NTLM and Kerberos, both used in Active Directory. The HTTP ...
The client creates a string by concatenating the current time, a transport-dependent identifier, and the cookie, encrypts the resulting string, and sends it to the server. The xauth application is a utility for accessing the .Xauthority file. The environment variable XAUTHORITY can be defined to override the name and location of that cookie file.
Time-based one-time password (TOTP) is a computer algorithm that generates a one-time password (OTP) using the current time as a source of uniqueness. As an extension of the HMAC-based one-time password algorithm (HOTP), it has been adopted as Internet Engineering Task Force (IETF) standard RFC 6238 .
Open-source two-factor authenticator. No account required. Available in Windows App Store. No Yes No No No No No No Unknown Unknown Unknown Unknown Unknown 2FAuth [36] An open-source PHP web based self-hosted OTP generator, designed for both mobile and desktop. Yes, web based No No Yes Yes Yes No Yes totp-cli [37]
Security Support Provider Interface (SSPI) is a component of Windows API that performs security-related operations such as authentication.. SSPI functions as a common interface to several Security Support Providers (SSPs): [1] A Security Support Provider is a dynamic-link library (DLL) that makes one or more security packages available to apps.
OPIE is the initialism of "One time Passwords In Everything". Opie is a mature, Unix-like login and password package installed on the server and the client which makes untrusted networks safer against password-sniffing packet-analysis software like dSniff and safe against shoulder surfing. It works by circumventing the delayed attack method ...
407 Proxy Authentication Required The client must first authenticate itself with the proxy. 408 Request Timeout The server timed out waiting for the request. According to HTTP specifications: "The client did not produce a request within the time that the server was prepared to wait.
Alice then has an authentication of Bob, and Bob has authentication of Alice. Taken together, they have mutual authentication. DIGEST-MD5 already enabled mutual authentication, but it was often incorrectly implemented. [2] [3] When Mallory runs a man-in-the-middle attack and forges a CA signature, she could retrieve a hash of the password.