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-rw-r--r--system/libraries/Encryption.php18
1 files changed, 11 insertions, 7 deletions
diff --git a/system/libraries/Encryption.php b/system/libraries/Encryption.php
index 2228ca3a6..d1aed7399 100644
--- a/system/libraries/Encryption.php
+++ b/system/libraries/Encryption.php
@@ -734,21 +734,25 @@ class CI_Encryption {
'aes-128' => 'rijndael-128',
'aes-192' => 'rijndael-128',
'aes-256' => 'rijndael-128',
- 'des3-ede3' => 'tripledes'
+ 'des3-ede3' => 'tripledes',
+ 'bf' => 'blowfish',
),
'openssl' => array(
'rijndael-128' => 'aes-128',
- 'tripledes' => 'des-ede3'
+ 'tripledes' => 'des-ede3',
+ 'blowfish' => 'bf'
)
);
- // Notes regarding other seemingly matching ciphers between
- // MCrypt and OpenSSL:
+ // Notes:
+ //
+ // - Blowfish is said to be supporting key sizes between
+ // 4 and 56 bytes, but it appears that between MCrypt and
+ // OpenSSL, only those of 16 and more bytes are compatible.
+ //
+ // Other seemingly matching ciphers between MCrypt, OpenSSL:
//
// - DES is compatible, but doesn't need an alias
- // - Blowfish is NOT compatible
- // mcrypt: 'blowfish', 'blowfish-compat'
- // openssl: 'bf'
// - CAST-128/CAST5 is NOT compatible
// mcrypt: 'cast-128'
// openssl: 'cast5'