The "IC11X" designation refers to its compatibility with version 11 of the ionCube PHP Encoder . Version 11 was a major milestone that added full support for PHP 7.4 syntax , including features like typed properties and arrow functions.
Translating those low-level opcodes back into high-level PHP syntax (if-statements, loops, etc.). 4. Availability and Risks ioncube decoder ic11x php 74 new