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What hash algorithm is used in NTLM?
NTLM (NT LAN Manager) uses the MD4 hash algorithm for hashing passwords. When a user sets a password, NTLM computes an MD4 hash of the UTF-16LE encoded password. This hash is then stored in the Security Account Manager (SAM) database. However, due to its vulnerabilities, NTLM is considered weak and has largely been replaced by more secure authentication protocols like Kerberos.
What hash algorithim is used by common implementations of CHAP?
Common implementations of the Challenge Handshake Authentication Protocol (CHAP) typically use the MD5 hash algorithm. CHAP uses a challenge-response mechanism where a server sends a challenge to the client, which then computes a hash of the challenge and its password to respond. Although MD5 is widely used, it is considered less secure by modern standards, and more secure alternatives are recommended for sensitive applications.
What is a hash function?
hash function is technique used in message authentication it is attached to the message for security purpose
What hash algorithm is used by common implementaions of Chap?
MD5
What is algprithm that Linux is used to decode the password?
This really depends on which password you mean. Most user passwords aren't so much decoded as they are hashed through alorithms such as MD5 and the result compared to a stored hash for the password. If the hashes match, Linux concludes the password is correct. Passwords are done this way as checksum hashes can't be reversed. They are assymetrical, meaning running a hash through the same algorithm merely results in another hash, not the password. This is a very secure way to store passwords.
What is the most common form of authentication used?
The most common form of authentication used is username and password authentication. Users are required to enter a unique username and a corresponding password to access their accounts or systems.
How many bits are used in these algorithms hash values?
The number of bits used in hash values varies by algorithm. For example, the MD5 algorithm produces a 128-bit hash, SHA-1 generates a 160-bit hash, and SHA-256 outputs a 256-bit hash. Each algorithm is designed to provide a different level of security and collision resistance, with longer hashes generally offering greater security.
Which hash algorithm is commonly used in networking protocols and systems?
SHA-1
Which two algorithm are used for hash encoding to guarantee the ingerity of data?
MD5 and SHA
What is the highest level of security during login?
During login to any account authentication is used. In authentication the user password is matched with the password in the database.
When a user logs into a system how does the system verify that the password was correctly supplied?
When a user logs into a system, the system typically hashes the supplied password using the same hashing algorithm used during password storage. It then compares the generated hash with the stored hash in the database. If the two hashes match, the system verifies that the password was correctly supplied, granting access to the user; if not, access is denied. This process ensures that passwords are never stored in plaintext, enhancing security.
Is the password database used for authentication always located on the local computer?
no
