diff options
| author | Allan Jude <allanjude@FreeBSD.org> | 2019-05-21 22:17:00 +0000 |
|---|---|---|
| committer | Allan Jude <allanjude@FreeBSD.org> | 2019-05-21 22:17:00 +0000 |
| commit | 34841dd627d60ee7a3986d3d56b7cb98231f5dd7 (patch) | |
| tree | ebd348851e2313ddce3c1f3c681c650533ade9df /lib/libmd | |
| parent | f26f4cf1700142de97990ceddfbc9e18ac2d3949 (diff) | |
Notes
Diffstat (limited to 'lib/libmd')
| -rw-r--r-- | lib/libmd/mdX.3 | 8 | ||||
| -rw-r--r-- | lib/libmd/sha.3 | 8 |
2 files changed, 10 insertions, 6 deletions
diff --git a/lib/libmd/mdX.3 b/lib/libmd/mdX.3 index 16bcb84bb614a..b5f4fc07c9b7a 100644 --- a/lib/libmd/mdX.3 +++ b/lib/libmd/mdX.3 @@ -208,6 +208,8 @@ This code is derived directly from these implementations by .Pp Phk ristede runen. .Sh BUGS -No method is known to exist which finds two files having the same hash value, -nor to find a file with a specific hash value. -There is on the other hand no guarantee that such a method does not exist. +The +.Tn MD5 +algorithm has been proven to be vulnerable to practical collision +attacks and should not be relied upon to produce unique outputs, +.Em nor should they be used as part of a cryptographic signature scheme. diff --git a/lib/libmd/sha.3 b/lib/libmd/sha.3 index a556c82145c67..4664a1e9907f4 100644 --- a/lib/libmd/sha.3 +++ b/lib/libmd/sha.3 @@ -191,9 +191,11 @@ published .Tn FIPS standards. .Sh BUGS -No method is known to exist which finds two files having the same hash value, -nor to find a file with a specific hash value. -There is on the other hand no guarantee that such a method does not exist. +The +.Tn SHA1 +algorithm has been proven to be vulnerable to practical collision +attacks and should not be relied upon to produce unique outputs, +.Em nor should they be used as part of a cryptographic signature scheme. .Pp The .Tn IA32 |