diff options
| author | Simon J. Gerraty <sjg@FreeBSD.org> | 2014-08-19 06:50:54 +0000 |
|---|---|---|
| committer | Simon J. Gerraty <sjg@FreeBSD.org> | 2014-08-19 06:50:54 +0000 |
| commit | ee7b0571c2c18bdec848ed2044223cc88db29bd8 (patch) | |
| tree | b04f4bd7cd887f50e7d98af35f46b9834ff86c80 /sbin/md5 | |
| parent | ffda191e301f128a62c152fde92b692548367fca (diff) | |
| parent | 15fc2873832ea5b9b639e701bbbf2e73af8b6a88 (diff) | |
Notes
Diffstat (limited to 'sbin/md5')
| -rw-r--r-- | sbin/md5/md5.1 | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/sbin/md5/md5.1 b/sbin/md5/md5.1 index 04efa3750d06..e191cd16015c 100644 --- a/sbin/md5/md5.1 +++ b/sbin/md5/md5.1 @@ -1,5 +1,5 @@ .\" $FreeBSD$ -.Dd July 31, 2012 +.Dd May 17, 2014 .Dt MD5 1 .Os .Sh NAME @@ -63,12 +63,12 @@ concerned, and should not be relied upon to produce unique outputs. This also means that .Tn MD5 should not be used as part of a cryptographic signature scheme. -At the current time (2009-01-06) there is no publicly known method to +At the current time (2014-05-17) there is no publicly known method to .Dq reverse MD5, i.e., to find an input given a hash value. .Pp .Tn SHA-1 -currently (2009-01-06) has no known collisions, but an attack has been +currently (2014-05-17) has no known collisions, but an attack has been found which is faster than a brute-force search, placing the security of .Tn SHA-1 in doubt. @@ -83,15 +83,15 @@ The hexadecimal checksum of each file listed on the command line is printed after the options are processed. .Bl -tag -width indent .It Fl c Ar string -Compare files to this md5 string. -(Note that this option is not yet useful if multiple files are specified.) +Compare the digest of the file against this string. +.Pq Note that this option is not yet useful if multiple files are specified. .It Fl s Ar string Print a checksum of the given .Ar string . .It Fl p Echo stdin to stdout and append the checksum to stdout. .It Fl q -Quiet mode - only the checksum is printed out. +Quiet mode \(em only the checksum is printed out. Overrides the .Fl r option. @@ -114,7 +114,9 @@ and .Nm rmd160 utilities exit 0 on success, 1 if at least one of the input files could not be read, -and 2 if at least one file does not have the same hash as the -c option. +and 2 if at least one file does not have the same hash as the +.Fl c +option. .Sh SEE ALSO .Xr cksum 1 , .Xr md5 3 , @@ -152,4 +154,4 @@ This program is placed in the public domain for free general use by RSA Data Security. .Pp Support for SHA-1 and RIPEMD-160 has been added by -.An Oliver Eikemeier Aq eik@FreeBSD.org . +.An Oliver Eikemeier Aq Mt eik@FreeBSD.org . |
