.B -l
Use long (512-bit) hash instead of short (256-bit).
+.SH CAVEATS
+
+The output of gost12sum has a reversed byte order compared to output of
+.B openssl dgst
+command because of the Russian GOST requrements.
+
.SH BUGS
This manpage is not quite accurate and has formatting inconsistent
By default, cryptopro paramset is used. This option enables use of test
paramset as specified in appendices to the GOST.
+.SH CAVEATS
+
+The output of gost12sum has a reversed byte order compared to output of
+.B openssl dgst
+command because of the Russian GOST requrements.
+
.SH BUGS
This manpage is not quite accurate and has formatting inconsistent