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SertOne

Apprentice
#24 The Netherlands Top 9% Worldwide
591 Total XP
9 Labs Completed 0 First Bloods 0 Streak 3 Best
The Netherlands Joined August 2026

Activity

4 active days in the last year

Rank Progress

Apprentice
Next Junior
591 / 603 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
Log Hunter Challenge
50 XP Aug 21, 2026
Hack This Site
Hack This Site Challenge
50 XP Aug 21, 2026
Include me
Include me Easy
100 XP Aug 13, 2026
Nmap Commands Lab: Port Scanning to Privilege Escalation
Nmap Commands Lab: Port Scanning to Privilege Escalation Very Easy
100 XP Aug 13, 2026
Secrets in Source 2: Bypass Security Through Obscurity
Secrets in Source 2: Bypass Security Through Obscurity Very Easy
50 XP Aug 13, 2026
Hack the Cookie: Cookie Poisoning Attack
Hack the Cookie: Cookie Poisoning Attack Very Easy
50 XP Aug 12, 2026
Secrets in Source: View Source Code to Find the Flag
Secrets in Source: View Source Code to Find the Flag Very Easy
50 XP Aug 12, 2026
Hack the Login
Hack the Login Very Easy
50 XP Aug 12, 2026
Capture the Flag 101: Find and Submit Your First Flag
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
2 months ago
Flag Found - Hack This Site +50 XP
2 months ago
Daily Hack Solved - Read the system prompt +10 XP
2 months ago
Daily Hack Solved - Find the reentrancy bug +10 XP
2 months ago
Flag Found - Include me +100 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 - Secrets in Source 2: Bypass Security Through Obscurity +50 XP
2 months ago
Daily Hack Solved - Open the app sandbox +10 XP
2 months ago
Chapter Completed - The hacker mindset +1 XP
2 months ago
Daily Hack Solved - Find the SQLi probe +10 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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