TCPDF_STATIC::_RC4( $key, $text, $last_enc_key, $last_enc_key_c )
Returns the input text encrypted using RC4 algorithm and the specified key.
Description Description
RC4 is the standard encryption algorithm used in PDF format
Parameters Parameters
- $key
-
(Required) (string) Encryption key.
- $text
-
(Required) (String) Input text to be encrypted.
- $last_enc_key
-
(Required) (String) Reference to last RC4 key encrypted.
- $last_enc_key_c
-
(Required) (String) Reference to last RC4 computed key.
Return Return
(String) encrypted text
Source Source
File: includes/lib/tcpdf/include/tcpdf_static.php
Changelog Changelog
| Version | Description |
|---|---|
| 2.0.000 | Introduced. |