table of contents
Crypt::Stream::Salsa20(3) | User Contributed Perl Documentation | Crypt::Stream::Salsa20(3) |
NAME¶
Crypt::Stream::Salsa20 - Stream cipher Salsa20
SYNOPSIS¶
use Crypt::Stream::Salsa20; # encrypt $key = "1234567890123456"; $iv = "12345678"; $stream = Crypt::Stream::Salsa20->new($key, $iv); $ct = $stream->crypt("plain message"); # decrypt $key = "1234567890123456"; $iv = "12345678"; $stream = Crypt::Stream::Salsa20->new($key, $iv); $pt = $stream->crypt($ct);
DESCRIPTION¶
Provides an interface to the Salsa20 stream cipher.
METHODS¶
new¶
$stream = Crypt::Stream::Salsa20->new($key, $iv); #or $stream = Crypt::Stream::Salsa20->new($key, $iv, $counter, $rounds); # $key .. 32 or 16 bytes # $iv .. 8 bytes # $counter .. initial counter value (DEFAULT: 0) # $rounds .. rounds (DEFAULT: 20)
crypt¶
$ciphertext = $stream->crypt($plaintext); #or $plaintext = $stream->crypt($ciphertext);
keystream¶
$random_key = $stream->keystream($length);
clone¶
$stream->clone();
SEE ALSO¶
- •
- Crypt::Stream::ChaCha, Crypt::Stream::RC4, Crypt::Stream::Sober128, Crypt::Stream::Sosemanuk
2024-03-08 | perl v5.40.0 |