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Diffstat (limited to 'doc/gcrypt.texi')
| -rw-r--r-- | doc/gcrypt.texi | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/doc/gcrypt.texi b/doc/gcrypt.texi index 0bd37df3..4258dfd6 100644 --- a/doc/gcrypt.texi +++ b/doc/gcrypt.texi @@ -519,9 +519,16 @@ the memory guard is NOT used when the user of the library has set his own memory management callbacks. @item GCRYCTL_ENABLE_QUICK_RANDOM; Arguments: none -This command activates the use of a highly-insecure, but fast PRNG. It -can only be used at initialization time. The only useful applications -for this are certain regression tests. +This command inhibits the use the very secure random quality level +(@code{GCRY_VERY_STRONG_RANDOM}) and degrades all request down to +@code{GCRY_STRONG_RANDOM}. In general this is not recommened. However, +for some applications the extra quality random Libgcrypt tries to create +is not justified and this option may help to get better performace. +Please check with a crypto expert whether this option can be used for +your application. + +This option can only be used at initialization time. + @item GCRYCTL_DUMP_RANDOM_STATS This command dumps PRNG related statistics to the librarys logging |