Actively detecting tools like x64dbg, OllyDbg, and IDA Pro, and terminating the process if they are found.
The original .text section (and others) is compressed and encrypted, typically using AES-128 or an asymmetric algorithm. Without the proper key, the raw bytes are gibberish.
Moves critical code fragments into a secure environment (like a hardware dongle or encrypted runtime) to be executed outside the main process. Anti-Reverse Engineering: