0xR4v3n

Expert

#3 The Netherlands Top 1% Worldwide

4670 Total XP

19 Labs Completed 0 First Bloods 0 Streak 7 Best

Activity

16 active days in the last year

Rank Progress

Expert

Next Master

4670 / 8159 XP

Achievements

Streak Starter

Streak Master

Lab Rat

Lab Expert

MYSQLIRCESQL InjectionAuthentication BypassSSHLinux Privilege EscalationFile PermissionsWeb Application SecuritySSRFCloud Penetration TestingAWS IMDSIMDSv2IAM Credential TheftPrivilege EscalationMetadata Service AbuseAPI EnumerationMass AssignmentCommand InjectionHash CrackingPassword ReuseLinux CapabilitiesPenetration TestingGITWeb EnumerationWeb SecurityAuthenticationLinuxWEBPHPIDORAPI SecurityPath TraversalAccess ControlIP SPOOFINGFTPLFIClient-Side SecuritySecurity Through ObscurityBrowser DevToolsView SourceInformation DisclosureBroken Access ControlHTMLNmapNmap CommandsTelnetPort ScanningNetwork ReconnaissanceCookie PoisoningSession TamperingBase64 EncodingWeb ExploitationView Source CodeSource Code AnalysisBroken AuthenticationDeveloper ToolsLearning PathCapture The FlagCTFCTF BasicsFlag SubmissionUUIDGetting StartedCyber Security Fundamentals

Query Quake Medium

400 XP Aug 24, 2026

Alpwned Medium

400 XP Aug 21, 2026

SSRF Attack: Steal Cloud Metadata Credentials Medium

400 XP Aug 16, 2026

Pwnify - Web Application Penetration Testing Hard

700 XP Aug 15, 2026

Traversed Medium

400 XP Aug 15, 2026

Hidden CMS Breach Medium

400 XP Aug 15, 2026

AlVault Medium

400 XP Aug 15, 2026

Beyond Echo Medium

200 XP Aug 14, 2026

ClearDesk Medium

400 XP Aug 14, 2026

Cronpocalypse Easy

200 XP Aug 12, 2026

Spoof! Easy

100 XP Aug 12, 2026

Anonymous Easy

100 XP Aug 12, 2026

Include me Easy

100 XP Aug 11, 2026

Secrets in Source 2: Bypass Security Through Obscurity Very Easy

50 XP Aug 10, 2026

Nmap Commands Lab: Port Scanning to Privilege Escalation Very Easy

100 XP Aug 10, 2026

Hack the Cookie: Cookie Poisoning Attack Very Easy

50 XP Aug 10, 2026

Secrets in Source: View Source Code to Find the Flag Very Easy

50 XP Aug 10, 2026

Hack the Login Very Easy

50 XP Aug 10, 2026

Capture the Flag 101: Find and Submit Your First Flag Very Easy

50 XP Aug 10, 2026

Hacking 101 2

The hacker mindset 1 XP Aug 15, 2026

Hidden in plain sight 1 XP Aug 25, 2026

Active for 1 days

1 month ago

Daily Hack Solved - The invite that made an owner +10 XP

1 month ago

Lesson Completed +5 XP

1 month ago

Daily Hack Solved - PEM, not JPG +10 XP

2 months ago

Chapter Completed - Hidden in plain sight +1 XP

2 months ago

Daily Hack Solved - Decode the stored credential +10 XP

2 months ago

Flag Found - Query Quake +200 XP

2 months ago

Flag Found - Query Quake +200 XP

2 months ago

Active for 1 days

2 months ago

Lesson Completed +16 XP

2 months ago

Daily Hack Solved - Who got root +10 XP

2 months ago

Flag Found - Alpwned +200 XP

2 months ago

Lesson Completed +11 XP

2 months ago

Daily Hack Solved - Read the system prompt +10 XP

2 months ago

Daily Hack Solved - Reverse then ROT +10 XP

2 months ago

Flag Found - Alpwned +200 XP

2 months ago

Daily Hack Solved - Find the reentrancy bug +10 XP

2 months ago

Flag Found - SSRF Attack: Steal Cloud Metadata Credentials +200 XP

2 months ago

Flag Found - SSRF Attack: Steal Cloud Metadata Credentials +200 XP

2 months ago

Flag Found - Pwnify - Web Application Penetration Testing +350 XP

2 months ago

Flag Found - Pwnify - Web Application Penetration Testing +350 XP

2 months ago

Daily Hack Solved - Two layers, one flag +10 XP

2 months ago

Flag Found - Traversed +200 XP

2 months ago

Flag Found - Traversed +200 XP

2 months ago

Lesson Completed +5 XP

2 months ago

Chapter Completed - The hacker mindset +1 XP

2 months ago

Profile Updated +1 XP

2 months ago

Flag Found - Hidden CMS Breach +200 XP

2 months ago

Flag Found - Hidden CMS Breach +200 XP

2 months ago

Flag Found - AlVault +200 XP

2 months ago

Flag Found - AlVault +200 XP

2 months ago

Flag Found - Beyond Echo +200 XP

2 months ago

Flag Found - ClearDesk +200 XP

2 months ago

Flag Found - ClearDesk +200 XP

2 months ago

Flag Found - Cronpocalypse +100 XP

2 months ago

Flag Found - Cronpocalypse +100 XP

2 months ago

Flag Found - Spoof! +100 XP

2 months ago

Flag Found - Anonymous +100 XP

2 months ago

Flag Found - Include me +100 XP

2 months ago

Flag Found - Secrets in Source 2: Bypass Security Through Obscurity +50 XP

2 months ago

Flag Found - Nmap Commands Lab: Port Scanning to Privilege Escalation +50 XP

2 months ago

Flag Found - Nmap Commands Lab: Port Scanning to Privilege Escalation +50 XP

2 months ago

Flag Found - Hack the Cookie: Cookie Poisoning Attack +50 XP

2 months ago

Flag Found - Secrets in Source: View Source Code to Find the Flag +50 XP

2 months ago

Flag Found - Hack the Login +50 XP

2 months ago

Flag Found - Capture the Flag 101: Find and Submit Your First Flag +50 XP

2 months ago

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