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Little Puzzle Applications for Reverse Code Engineers, with the goal to break a protection scheme legally for exercise. These often have a lot of built-in security to prevent attackers from succeeding, at the end the reverse engineer often writes a so-called keygen (key generator) and a paper to show s/he succeeded and how.
3
votes
1
answer
11k
views
How to print the value of register with Radare 2
I am trying to solve this ELF - Ptrace challenge. I use Radare 2. This is the commands I execute to print the assembly code.
radare2 ch3.bin
[0x080482f0]> aaa
[[anal.jmptbl] Missing cjmp bb in predec …
2
votes
1
answer
807
views
Radare2 does not display the entire assembler code
I am trying to solve this ELF - Ptrace crack me. Here are the commands I use :
I start radare2 with the crack me as argument.
radare2 ch3.bin
I decide to go to the main and print the assembly cod …