siyeon
Expert
Online
Activity
38 active days in the last year
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Expert
Master
5702 / 7737 XP
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LinuxCommand LineFile System NavigationHidden FilesgrepfindGitVersion ControlSource Code AnalysisReconnaissanceWeb SecurityCSSMedia QueriesWeb ForensicsSource AnalysisDevToolsCryptographyXORKnown-Plaintext AttackHex EncodingWeb EnumerationSSHPassword CrackingPrivilege EscalationLinux SecurityCVE ExploitationApache TomcatWeb Application SecurityWAR DeploymentDefault CredentialsSudoWeb ShellsHost Header InjectionPassword Reset PoisoningCommand InjectionHTTP HeadersDirectory TraversalPath InjectionFile System SecurityInput ValidationPath ManipulationFile AccessReverse EngineeringBinary AnalysisCrackmeKeygenobjdumpGDBELFARM64 AssemblyStatic AnalysisGhidraLocal File InclusionFile Upload BypassPHP SecurityWeb Shell ExploitationLog AnalysisFTP ExploitationBackdoor DetectionNetwork ServicesRemote ShellSystem ExploitationJWT ManipulationSSH ExploitationLog InjectionSQL InjectionAuthentication BypassLinux Privilege EscalationFile PermissionsAuthenticationRCEFile EnumerationCron JobsConfiguration AnalysisPHPIDORAPI SecurityPath TraversalAccess ControlIP SPOOFINGFTPLFIClient-Side SecuritySecurity Through ObscurityBrowser DevToolsView SourceInformation DisclosureBroken Access ControlHTMLNmapNmap CommandsTelnetPort ScanningNetwork ReconnaissanceCookie PoisoningSession TamperingBase64 EncodingWeb ExploitationView Source CodeBroken AuthenticationDeveloper ToolsLearning PathCapture The FlagCTFCTF BasicsFlag SubmissionUUIDGetting StartedCyber Security Fundamentals
Linux Fundamentals Practice
Challenge
Git Exposed
Challenge
Fine Print
Challenge
XOR Reuse
Challenge
TechNova Infiltration
Medium
Compromised 1
Medium
Host Hijack
Medium
Simple Directory Traversal
Challenge
FiPloit
Easy
Anonymous 2
Easy
Infiltrator
Easy
Alpwned
Medium
Hidden CMS Breach
Medium
Scheduled Sabotage
Easy
Beyond Echo
Medium
ClearDesk
Medium
Cronpocalypse
Easy
Spoof!
Easy
Anonymous
Easy
Include me
Easy
Hack the Cookie: Cookie Poisoning Attack
Very Easy
Hack the Login
Very Easy
OSINT
3
OSINT fundamentals
Social media OSINT
Domain recon
HTTP requests and responses
URLs, domains, and DNS
LLM application architecture
AI and LLM security fundamentals
Daily Hack Solved
- Single-byte XOR
+10 XP
1 day ago
Active for 1 days
5 days ago
Daily Hack Solved
- Find the IAM privilege escalation
+10 XP
6 days ago
Daily Hack Solved
- Decode the stored credential
+10 XP
1 week ago
Daily Hack Solved
- Find the leaked AWS key
+10 XP
1 week ago
Daily Hack Solved
- Replay the withdrawal
+10 XP
1 week ago
Chapter Completed
- LLM application architecture
+1 XP
1 week ago
Chapter Completed
- AI and LLM security fundamentals
+1 XP
1 week ago
Daily Hack Solved
- Who got root
+10 XP
1 week ago
Active for 1 days
1 week ago
Daily Hack Solved
- Reverse then ROT
+10 XP
1 week ago
Chapter Completed
- URLs, domains, and DNS
+1 XP
1 week ago
Chapter Completed
- HTTP requests and responses
+1 XP
1 week ago
Daily Hack Solved
- ELF, not data
+10 XP
1 week ago
Active for 1 days
2 weeks ago
Daily Hack Solved
- The webview endpoint
+10 XP
2 weeks ago
Daily Hack Solved
- Find the reentrancy bug
+10 XP
2 weeks ago
Daily Hack Solved
- Two layers, one flag
+10 XP
2 weeks ago
Active for 1 days
2 weeks ago
Flag Found
- Linux Fundamentals Practice
+50 XP
2 weeks ago
Daily Hack Solved
- Open the app sandbox
+10 XP
2 weeks ago
Lesson Completed
+16 XP
2 weeks ago
Lesson Completed
+11 XP
2 weeks ago
Lesson Completed
+5 XP
2 weeks ago
Lesson Completed
+15 XP
2 weeks ago
Lesson Completed
+10 XP
2 weeks ago
Lesson Completed
+5 XP
2 weeks ago
Lesson Completed
+16 XP
2 weeks ago
Daily Hack Solved
- Find the SQLi probe
+10 XP
2 weeks ago
Daily Hack Solved
- Find the employer
+10 XP
3 weeks ago
Active for 1 days
3 weeks ago
Lesson Completed
+11 XP
3 weeks ago
Lesson Completed
+5 XP
3 weeks ago
Lesson Completed
+16 XP
3 weeks ago
Daily Hack Solved
- The token names the host
+10 XP
3 weeks ago
Daily Hack Solved
- Find the tool-exec RCE sink
+10 XP
3 weeks ago
Lesson Completed
+11 XP
3 weeks ago
Lesson Completed
+5 XP
3 weeks ago
Daily Hack Solved
- PNG, not TXT
+10 XP
3 weeks ago
Lesson Completed
+15 XP
3 weeks ago
Lesson Completed
+11 XP
3 weeks ago
Lesson Completed
+5 XP
3 weeks ago
Daily Hack Solved
- Find the hidden email
+10 XP
3 weeks ago
Chapter Completed
- Social media OSINT
+1 XP
3 weeks ago
Daily Hack Solved
- Decode the beacon label
+10 XP
3 weeks ago
Active for 2 days
4 weeks ago
Writeup Added
+5 XP
4 weeks ago
Flag Found
- Git Exposed
+50 XP
4 weeks ago
Flag Found
- Fine Print
+50 XP
4 weeks ago