Kayhan
Expert
Online
Junior hacker from Türkiye grinding to the top. 7 flags down, countless bugs to go. #533 and climbing steadily.
Activity
76 active days in the last year
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Rank Progress
Expert
Master
4748 / 7737 XP
Achievements
Streak Starter
Streak Master
Streak Legend
Lab Rat
Lab Expert
Scholar
Writer
Max Member
WEBBase64Web InspectionBrowser DevToolsData EncodingHTML AnalysisCryptographyXORKnown-Plaintext AttackHex EncodingJWT ManipulationSSH ExploitationLog InjectionPrivilege EscalationWeb SecurityLinux SecurityFTP ExploitationBackdoor DetectionNetwork ServicesRemote ShellSystem ExploitationWeb EnumerationAuthenticationRCELinuxFile DiscoveryReconnaissanceInformation GatheringJavaScriptDeobfuscationClient-Side SecurityCode AnalysisAuthentication BypassHash CrackingPassword AnalysisSecurity ToolsDigital ForensicsWindows RegistryPersistence AnalysisBase64 DecodingIncident ResponseMalware AnalysisLocal File InclusionFile Upload BypassPHP SecurityDirectory TraversalWeb Shell ExploitationLog AnalysisWeb DevelopmentHexadecimalPHPIDORAPI SecurityPath TraversalAccess ControlSSHFile EnumerationCron JobsConfiguration AnalysisIP SPOOFINGFTPLFINmapNmap CommandsTelnetPort ScanningNetwork ReconnaissanceCookie PoisoningSession TamperingBase64 EncodingWeb ExploitationSecurity Through ObscurityView SourceInformation DisclosureBroken Access ControlHTMLBroken AuthenticationDeveloper ToolsLearning PathView Source CodeSource Code AnalysisCapture The FlagCTFCTF BasicsFlag SubmissionUUIDGetting StartedCyber Security Fundamentals
AlVault
Medium
Base64 Detective
Challenge
XOR Reuse
Challenge
Infiltrator
Easy
Anonymous 2
Easy
Hidden CMS Breach
Medium
Backup Hunter
Challenge
Hack This Site
Challenge
Crack SHA1 Hash
Challenge
Registry Hunter
Challenge
FiPloit
Easy
Hex Hunt
Challenge
Beyond Echo
Medium
ClearDesk
Medium
Scheduled Sabotage
Easy
Cronpocalypse
Easy
Spoof!
Easy
Anonymous
Easy
Include me
Easy
Hack the Cookie: Cookie Poisoning Attack
Very Easy
Hack the Login
Very Easy
Network fundamentals
Hydra Cheat Sheet
Nikto Cheat Sheet
John the Ripper Cheat Sheet
SQLMap Cheat Sheet
Wireshark Cheat Sheet
Burp Suite Cheat Sheet
Gobuster Cheat Sheet
Nmap Cheat Sheet
Hashcat Cheat Sheet
Metasploit Cheat Sheet
1. Legal & Compliance
Hacking 101
10
The network underneath
Vulnerabilities and exploits
How passwords break
Encoding is not encryption
The hacker mindset
Your roadmap
Hacking humans
Hidden in plain sight
Open-source intelligence
The hacker's toolkit
Active for 1 days
8 hours ago
Daily Hack Solved
- Count the layers
+10 XP
1 day ago
Daily Hack Solved
- The total you do not see
+10 XP
2 days ago
Daily Hack Solved
- How long does it live
+10 XP
3 days ago
Daily Hack Solved
- The alibi that breaks
+10 XP
4 days ago
Daily Hack Solved
- Recover the XOR key
+10 XP
5 days ago
Daily Hack Solved
- Find the safe one
+10 XP
6 days ago
Chapter Completed
- Your roadmap
+1 XP
1 week ago
Daily Hack Solved
- Repair the magic bytes
+10 XP
1 week ago
Lesson Completed
+5 XP
1 week ago
Daily Hack Solved
- Count the compromised
+10 XP
1 week ago
Daily Hack Solved
- The version that leaks
+10 XP
1 week ago
Flag Found
- AlVault
+200 XP
1 week ago
Flag Found
- AlVault
+200 XP
1 week ago
Daily Hack Solved
- When did the backups die
+10 XP
1 week ago
Flag Found
- Base64 Detective
+50 XP
1 week ago
Flag Found
- XOR Reuse
+50 XP
1 week ago
Flag Found
- Infiltrator
+100 XP
1 week ago
Daily Hack Solved
- Follow the ransom BTC
+10 XP
1 week ago
Lesson Completed
+16 XP
1 week ago
Daily Hack Solved
- Single-byte XOR
+10 XP
1 week ago
Lesson Completed
+11 XP
1 week ago
Lesson Completed
+5 XP
1 week ago
Daily Hack Solved
- Who pulled the keys
+10 XP
1 week ago
Flag Found
- Anonymous 2
+100 XP
2 weeks ago
Daily Hack Solved
- PEM, not JPG
+10 XP
2 weeks ago
Daily Hack Solved
- A token you can read
+10 XP
2 weeks ago
Daily Hack Solved
- Disabled but shipped
+10 XP
2 weeks ago
Daily Hack Solved
- Find the IAM privilege escalation
+10 XP
2 weeks ago
Lesson Completed
2 weeks ago
Lesson Completed
2 weeks ago
Daily Hack Solved
- Decode the stored credential
+10 XP
2 weeks ago
Daily Hack Solved
- Find the leaked AWS key
+10 XP
2 weeks ago
Daily Hack Solved
- Replay the withdrawal
+10 XP
2 weeks ago
Flag Found
- Hidden CMS Breach
+200 XP
3 weeks ago
Daily Hack Solved
- Who got root
+10 XP
3 weeks ago
Lesson Completed
+15 XP
3 weeks ago
Daily Hack Solved
- Read the system prompt
+10 XP
3 weeks ago
Lesson Completed
+10 XP
3 weeks ago
Daily Hack Solved
- Reverse then ROT
+10 XP
3 weeks ago
Lesson Completed
+5 XP
3 weeks ago
Daily Hack Solved
- ELF, not data
+10 XP
3 weeks ago
Lesson Completed
+15 XP
3 weeks ago
Lesson Completed
+10 XP
3 weeks ago
Daily Hack Solved
- Forge the group claim
+10 XP
3 weeks ago
Daily Hack Solved
- The webview endpoint
+10 XP
3 weeks ago
Daily Hack Solved
- Find the reentrancy bug
+10 XP
3 weeks ago
Daily Hack Solved
- Two layers, one flag
+10 XP
4 weeks ago
Daily Hack Solved
- SSRF to the internal KV store
+10 XP
4 weeks ago
Lesson Completed
+5 XP
4 weeks ago