=item B<-salt>
-use a salt in the key derivation routines. This option should B<ALWAYS>
-be used unless compatibility with previous versions of OpenSSL or SSLeay
-is required. This option is only present on OpenSSL versions 0.9.5 or
-above.
+use a salt in the key derivation routines. This is the default.
=item B<-nosalt>
-don't use a salt in the key derivation routines. This is the default for
-compatibility with previous versions of OpenSSL and SSLeay.
+don't use a salt in the key derivation routines. This option B<SHOULD NOT> be
+used except for test purposes or compatibility with ancient versions of OpenSSL
+and SSLeay.
=item B<-e>
des-ecb DES in ECB mode
des-ede-cbc Two key triple DES EDE in CBC mode
- des-ede Alias for des-ede
+ des-ede Two key triple DES EDE in ECB mode
des-ede-cfb Two key triple DES EDE in CFB mode
des-ede-ofb Two key triple DES EDE in OFB mode
des-ede3-cbc Three key triple DES EDE in CBC mode
- des-ede3 Alias for des-ede3-cbc
+ des-ede3 Three key triple DES EDE in ECB mode
des3 Alias for des-ede3-cbc
des-ede3-cfb Three key triple DES EDE CFB mode
des-ede3-ofb Three key triple DES EDE in OFB mode
rc2-cbc 128 bit RC2 in CBC mode
rc2 Alias for rc2-cbc
- rc2-cfb 128 bit RC2 in CBC mode
- rc2-ecb 128 bit RC2 in CBC mode
- rc2-ofb 128 bit RC2 in CBC mode
+ rc2-cfb 128 bit RC2 in CFB mode
+ rc2-ecb 128 bit RC2 in ECB mode
+ rc2-ofb 128 bit RC2 in OFB mode
rc2-64-cbc 64 bit RC2 in CBC mode
rc2-40-cbc 40 bit RC2 in CBC mode
rc5-cbc RC5 cipher in CBC mode
rc5 Alias for rc5-cbc
- rc5-cfb RC5 cipher in CBC mode
- rc5-ecb RC5 cipher in CBC mode
- rc5-ofb RC5 cipher in CBC mode
+ rc5-cfb RC5 cipher in CFB mode
+ rc5-ecb RC5 cipher in ECB mode
+ rc5-ofb RC5 cipher in OFB mode
+
+ aes-[128|192|256]-cbc 128/192/256 bit AES in CBC mode
+ aes-[128|192|256] Alias for aes-[128|192|256]-cbc
+ aes-[128|192|256]-cfb 128/192/256 bit AES in 128 bit CFB mode
+ aes-[128|192|256]-cfb1 128/192/256 bit AES in 1 bit CFB mode
+ aes-[128|192|256]-cfb8 128/192/256 bit AES in 8 bit CFB mode
+ aes-[128|192|256]-ecb 128/192/256 bit AES in ECB mode
+ aes-[128|192|256]-ofb 128/192/256 bit AES in OFB mode
=head1 EXAMPLES