SertOne

Junior

#24 The Netherlands

591 Total XP

9 Labs Completed 0 First Bloods 0 Streak 3 Best

Activity

4 active days in the last year

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Junior

Next Senior

591 / 2009 XP

Achievements

Streak Starter

Lab Rat

Log AnalysisWeb SecurityIncident ResponsePattern RecognitionFile DiscoveryCommand Line ToolsForensicsHTTP ProtocolAttack DetectionSecurity AssessmentJavaScriptDeobfuscationClient-Side SecurityBrowser DevToolsCode AnalysisAuthentication BypassPHPLFINmapNmap CommandsTelnetPort ScanningNetwork ReconnaissancePrivilege EscalationSecurity Through ObscurityView SourceInformation DisclosureBroken Access ControlHTMLCookie PoisoningSession TamperingBase64 EncodingWeb ExploitationView Source CodeSource Code AnalysisBroken AuthenticationDeveloper ToolsLearning PathCapture The FlagCTFCTF BasicsFlag SubmissionUUIDGetting StartedCyber Security Fundamentals

Log Hunter Challenge

50 XP Aug 21, 2026

Hack This Site Challenge

50 XP Aug 21, 2026

Include me Easy

100 XP Aug 13, 2026

Nmap Commands Lab: Port Scanning to Privilege Escalation Very Easy

100 XP Aug 13, 2026

Secrets in Source 2: Bypass Security Through Obscurity Very Easy

50 XP Aug 13, 2026

Hack the Cookie: Cookie Poisoning Attack Very Easy

50 XP Aug 12, 2026

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

50 XP Aug 12, 2026

Hack the Login Very Easy

50 XP Aug 12, 2026

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

50 XP Aug 12, 2026

Hacking 101 1

The hacker mindset 1 XP Aug 12, 2026

Flag Found - Log Hunter +50 XP

3 weeks ago

Flag Found - Hack This Site +50 XP

3 weeks ago

Daily Hack Solved - Read the system prompt +10 XP

3 weeks ago

Daily Hack Solved - Find the reentrancy bug +10 XP

3 weeks ago

Flag Found - Include me +100 XP

4 weeks ago

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

4 weeks ago

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

4 weeks ago

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

4 weeks ago

Daily Hack Solved - Open the app sandbox +10 XP

4 weeks ago

Chapter Completed - The hacker mindset +1 XP

4 weeks ago

Daily Hack Solved - Find the SQLi probe +10 XP

4 weeks ago

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

4 weeks ago

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

4 weeks ago

Flag Found - Hack the Login +50 XP

4 weeks ago

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

4 weeks ago

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