Challenge of Reverse Engineering

This is a crackme I did a long time ago. Its for newbies only. C4N2.zip

A new year and a new challenge, have fun kgm16.7z

Goal: write a keygen that generates multiple serials for each name Difficulty: 3 http://uppit.com/c16oj1msete0/Magi2.rar Magi2.rar

Packer: Modified UPX UnpackME_PC-RET.zip

Deploy LX 4.1 patch me! Valid serial: PRO-MA992-H52CY-NA6Q Let's see how the serial is tested. DeployLX4.1_patchme.zip

Its my personal contribution. I have some experience in reversing, and there are only a few (unfortunantly) crackmes like this. Please enjoy, and learn. direct link: http://serials2007.do.sapo.pt/crackmes/crackme8.rar crackme8.rar

clean me properly it protected with new confuserexmax label DeobMe.zip

enjoy Old_KeygenMe.rar Rules Only Keygens Are Allowed. A Tutorial Would Be An Added Bonus. Language: VC 6.0 Packer: AsPack2.34 Please Do Solve. Thanks If you can not solve it,ask me for a legal name & code.

Hi , Plesa keygen No patch https://mega.co.nz/#!HVwFhS4R!iW6i9M1LG8Vo-XyD9vKmINYFouuxR0jZDHr75wzpAH8 KeygenmeXV.zip

Goal: Write a keygen to calculate "Answer" to any given valid inputs in a reasonable amount of time. Specs: UPX packed No obfuscation or VM No patch detection “Request" data is randomized Appendix: Name: Tuts4You Request: A799CB8D37C11F8052AA59674A0E89957205F69BE447F887306A02934F4863652C418D6B268070B4B95C500B89FD89D13612D0A9961E0FA39CD033A094F015B5E0FB48BFA37D25834496AD4D68E4FA097D0454303545C89CCBD9898D96021CA8480F06414D8BD28A194C5786EA167BACBD19E259E803EBBB6C74D7367E4615873FD8CA2654055E564DFA145C1A62FAC9DE5D156709F6B6067B014C9DF4D7C7A32E7012B84859AF9A3232EF531904045F272ABBE063D75336B516226049BEAD28Scoring(100 points total): Patching - 10 points Calculate "Answer" to …

Hello All, Here is a Quick KeygenME I Put Together While I Was Bored Today. Rules Only Keygens Are Allowed. No Ripping Of Algos From The KeygenME. A Tutorial Would Be An Added Bonus. Language: Delphi Packer: PeCompact. Please Do Solve. Thanks XorRanger's KeygenME #5.rar

Hello everyone, I had some time and in that time I decided to write a small KeygenMe challenge... You need to find a name/serial combination (multiple serials for one name are possible) and it would be nice if you create a small tutorial and not say: "this is weak because: [list of weak places]" this is not really nice for the users who are still trying to solve it Don't expect many special things, the only real protection is the (lame) anti-referenced text strings feature. Solutions (with tutorial) can be send to mr.exodia.tpodt@gmail.com/by pm and will be placed on my website.. Download here (failed to attach) Greetings, Mr. eXoDia PS Forgive me for the GFX, ar…

Its protected with unfinished confuserex maximum setting . Packed a Test_Exe Its a nice protection UnpackMe.zip

Easy keygenme have phun. Rules keygen only no patching or serial fishing. base.rar

Hi, I made an easy serialme. I hope you like it. Algo: Custom made by me (not too complicated ) Obfuscation: None Rules: Just find the correct key (it needs some cals to find it). I hope you like it! SerialMe.rar

Hi guys, After being idle for a long long time, I'm happy to present you a small challenge. I hope it will keep you busy for a while. From the readme: Requirements: .NET 2.0, tested on 32bit XP, 64bit Win7, 32bit Win8. Have fun! kao. GotSkills_by_kao.zip

Hello All, It's been a While Since I Posted Any Challenge This Should Be Quite Easy But I Will Let You all Decide Solution: Only Keygens Are Allowed. A Tutorial Would Be An Added Bonus. Language: Delphi Packer: UPX. Simply Use "upx -d " to Decompress Please Solve. Thanks XorRanger KeygenMe #4.zip

Hi Please Unpack and rate it Artan maybe be new persian protector... thanks. Hint : Attachment file has been changed because of my mistake ( incompatible in some windows ) UnpackMe.rar

This is the latest version of DnGuard HVM Enterprise V3.66, and all options were used when creating this unpackme. Download Link: http://www.sendspace.com/file/s0ovkr CrackMe(DNGuard v3.66).rar

KeygenMe in .NET Author: Saduff NET KeygenMe #1.zip

"Good gentlemen, I created a small crackme to be entertained for a ratillo. It is programmed in MASM32 and no tricks antidebugger. The mission, as usual, is to create the keygen. As I think is very simple try it without a bruteforce program. http://www.4shared.com/file/Hir0vWj_/Dioniso_s_Crackme.html Greetings. PeterPunk" Without the permission of peter punk friend of (www.portalhacker.net) portalhacker forum i have posted this keygenme as i found it great in keygenning. I posted this here for educational purpose for those who want to learn. A great thanks to friend PetePunk for his great keygenme. Dioniso_s_Crackme.zip

Project1_se.rar

Safengine Licensor v2.2.2.0 UnpackMe Safengine Licensor v2.2.2.0 UnpackMe.7z

My first .NET KeygenMe Protection: AppFuscator The goal is to find a valid key for your name and hardware id. No patching allowed. good luck KeygenMe_SHADOW_1.zip

Hello, here i share with you a packed file. PECompact v3.00.1 1-Unpack it 2-(Optional) Enable button to show the hidden mesage. Greetz. PEC300.rar