Document digital signature in PHP
117519
Digital Signatures with PHP
156476
How do I create a self-signed certificate for code signing on Windows?
8691
How is digital signature different from a message authentication code (MAC)?
40294
Matching Unicode letter characters in PCRE/PHP
34220
How to create a password protected pdf file
42064
How do you Encrypt and Decrypt a PHP String?
20969
Is there an easy way to convert a number to a word in PHP?
68530
Reading/Writing a MS Word file in PHP
153696
Is there a PDF parser for PHP?
142962
How to sign string with private key
102988
PHP function/class that formats/indents my HTML code?
6451
Adding OCR info to a PDF
41266
Is there an OCR that can convert an image of a formula into a TeX markup?
131210
DocuSign ID Check with Embedded signing
141658
How can I pin a specific document so I can access it easily and frequently?
113149
Is there a code obfuscator for PHP?
4207
Coverting Hex to Image in PHP?