There are many free-to-play or open-source poker games available on official app stores that do not require risky downloads. Check Abandonware Sites (Use Caution):
Instead of searching for cracks, it is safer and legal to use official versions or free alternatives. Risks of Using Cracked Software Video Strip Poker Classic 3.01 Crack
: Using a debugger (like OllyDbg) or disassembler to deconstruct the compiled binary. This allows a "cracker" to see the internal logic that checks for a valid license key or physical CD. There are many free-to-play or open-source poker games