diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/libc/crypt/crypt.3 | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/lib/libc/crypt/crypt.3 b/lib/libc/crypt/crypt.3 index 0ec89c038f0..6f360cc65f7 100644 --- a/lib/libc/crypt/crypt.3 +++ b/lib/libc/crypt/crypt.3 @@ -1,4 +1,4 @@ -.\" $OpenBSD: crypt.3,v 1.9 1997/11/30 23:16:30 provos Exp $ +.\" $OpenBSD: crypt.3,v 1.10 1998/02/25 11:25:13 provos Exp $ .\" .\" FreeSec: libcrypt .\" @@ -99,11 +99,13 @@ For crypt the version number, .Fa salt and the hashed password are separated -by the ``$'' character. A valid password looks like this: +by the ``$'' character. The maximum length of a password is limited by +the length counter of the MD5 context, which is about +2**64. A valid MD5 password entry looks like this: .Pp ``$1$caeiHQwX$hsKqOjrFRRN6K32OWkCBf1''. .Pp -The whole password string is passed as +The whole MD5 password string is passed as .Fa setting for interpretation. .Ss "Blowfish" crypt: @@ -121,7 +123,8 @@ cipher is expanded using the and the .Fa password repeating the process a variable number of rounds, which is encoded in -the password string. The final password entry is created by encrypting +the password string. The maximum password length is 72. The final Blowfish +password entry is created by encrypting the string ``OrpheanBeholderScryDoubt'' with the .Tn Blowfish state 64 times. @@ -130,11 +133,11 @@ The version number, the logarithm of the number of rounds and the concatenation of salt and hashed password are separated by the ``$'' character. An encoded ``8'' would specify 256 rounds. -A valid password looks like this: +A valid Blowfish password looks like this: .Pp ``$2a$12$eIAq8PR8sIUnJ1HaohxX2O9x9Qlm2vK97LJ5dsXdmB.eXF42qjchC''. .Pp -The whole password string is passed as +The whole Blowfish password string is passed as .Fa setting for interpretation. .Ss "Traditional" crypt: |