Re: [PATCH v2 1/3] crypt.3: encryption is not done with SHA-xxx, but with a function based on SHA-xxx
From: Michael Kerrisk (man-pages) <hidden>
Date: 2017-09-05 17:51:38
Hello Konstantin On 09/04/2017 08:53 PM, Konstantin Shemyak wrote:
The encryption is done by glibc functions __shaxxx_crypt_r() in files crypt/shaxxx-crypt.c. They implement a nontrivial algorithm to construct the inputs for the hashing functions and to apply them iteratively. Signed-off-by: Konstantin Shemyak <redacted>
Thanks! Applied. Cheers, Michael
quoted hunk
--- man3/crypt.3 | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)diff --git a/man3/crypt.3 b/man3/crypt.3 index 9edd63a..749a636 100644 --- a/man3/crypt.3 +++ b/man3/crypt.3@@ -227,9 +227,9 @@ _ .TE .RE .PP -So $5$\fIsalt\fP$\fIencrypted\fP is an SHA-256 encoded -password and $6$\fIsalt\fP$\fIencrypted\fP is an -SHA-512 encoded one. +So $5$\fIsalt\fP$\fIencrypted\fP and $6$\fIsalt\fP$\fIencrypted\fP +contain the password encrypted correspondingly with a function +based on SHA-256 and SHA-512. .PP "\fIsalt\fP" stands for the up to 16 characters following "$\fIid\fP$" in the salt.
-- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/ -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html