Search results
Results from the WOW.Com Content Network
(The last password on the printed list, password n, is the first password generated by the server, H(W), where W is the initial secret). The server will compute H(password i) and will compare the result to password i−1, which is stored as reference on the server.
The entire hostname, including the delimiting dots, has a maximum of 253 ASCII characters. [ 4 ] The Internet standards ( Request for Comments ) for protocols specify that labels may contain only the ASCII letters a through z (in a case-insensitive manner), the digits 0 through 9 , and the hyphen-minus character ('-').
USER <username> <hostname> <servername> <realname> (RFC 1459) USER <user> <mode> <unused> <realname> (RFC 2812) This command is used at the beginning of a connection to specify the username, hostname, real name and initial user modes of the connecting client. [45] [46] <realname> may contain spaces, and thus must be prefixed with a colon ...
crypt is a POSIX C library function. It is typically used to compute the hash of user account passwords. The function outputs a text string which also encodes the salt (usually the first two characters are the salt itself and the rest is the hashed result), and identifies the hash algorithm used (defaulting to the "traditional" one explained below).
[19] [20] [18] New features of SSH-2 include the ability to run any number of shell sessions over a single SSH connection. [21] Due to SSH-2's superiority and popularity over SSH-1, some implementations such as libssh (v0.8.0+), [22] Lsh [23] and Dropbear [24] eventually supported only the SSH-2 protocol.
Each is then encoded as a single number. This single number defines both the location to insert the character at and which character to insert. i is an index into the result to insert the code at, starting at 0 (for insertion at the start). [citation needed] n is the number of possible insertion points (current length of the result plus one).
bcrypt has a maximum password length of 72 bytes. This maximum comes from the first operation of the ExpandKey function that uses XOR on the 18 4-byte subkeys (P) with the password: P 1..P 18 ← P 1..P 18 xor passwordBytes The password (which is UTF-8 encoded), is repeated until it is 72-bytes long. For example, a password of:
The gecos field, or GECOS field, is a field in each record in the /etc/passwd file on Unix and similar operating systems.On UNIX, it is the 5th of 7 fields in a record. It is typically used to record general information about the account or its user(s) such as their real name and phone number.