ciezo

Junior

secure if needed , break if wanted

#22 The Netherlands Top 9% Worldwide

634 Total XP

5 Labs Completed 0 First Bloods 0 Streak 10 Best

Activity

23 active days in the last year

Rank Progress

Junior

Next Senior

634 / 2092 XP

Achievements

Streak Starter

Streak Master

Lab Rat

Reverse EngineeringBinary AnalysisCrackmeKeygenobjdumpGDBELFARM64 AssemblyStatic AnalysisGhidraClient-Side SecuritySecurity Through ObscurityBrowser DevToolsView SourceInformation DisclosureBroken Access ControlWeb SecurityHTMLView Source CodeSource Code AnalysisAuthentication BypassBroken AuthenticationDeveloper ToolsLearning PathCapture The FlagCTFCTF BasicsFlag SubmissionUUIDGetting StartedCyber Security Fundamentals

Reverse Engineering: License Key Crackme Medium

400 XP Aug 11, 2026

Secrets in Source 2: Bypass Security Through Obscurity Very Easy

50 XP Aug 10, 2026

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

50 XP Mar 19, 2026

Hack the Login Very Easy

50 XP Mar 19, 2026

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

50 XP Mar 19, 2026

Hacking 101 1

The hacker mindset 1 XP Aug 09, 2026

Active for 6 days

1 day ago

Daily Hack Solved - Read the system prompt +10 XP

1 month ago

Profile Updated +3 XP

1 month ago

Active for 6 days

1 month ago

Flag Found - Reverse Engineering: License Key Crackme +200 XP

2 months ago

Daily Hack Solved - Find the employer +10 XP

2 months ago

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

2 months ago

Flag Found - Reverse Engineering: License Key Crackme +200 XP

2 months ago

Chapter Completed - The hacker mindset +1 XP

2 months ago

Daily Hack Solved - The token names the host +10 XP

2 months ago

Active for 5 days

2 months ago

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

6 months ago

Flag Found - Hack the Login +50 XP

6 months ago

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

6 months ago

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