TelsySO

Junior

#3 Cameroon Top 5% Worldwide

991 Total XP

6 Labs Completed 0 First Bloods 0 Streak 6 Best

Activity

41 active days in the last year

Rank Progress

Junior

Next Senior

991 / 2114 XP

Achievements

Streak Starter

Lab Rat

Scholar

Client-Side SecuritySecurity Through ObscurityBrowser DevToolsView SourceInformation DisclosureBroken Access ControlWeb SecurityHTMLNmapNmap CommandsTelnetPort ScanningNetwork ReconnaissancePrivilege EscalationCookie PoisoningSession TamperingBase64 EncodingWeb ExploitationView Source CodeSource Code AnalysisAuthentication BypassBroken AuthenticationDeveloper ToolsLearning PathCapture The FlagCTFCTF BasicsFlag SubmissionUUIDGetting StartedCyber Security Fundamentals

Secrets in Source 2: Bypass Security Through Obscurity Very Easy

50 XP Sep 02, 2026

Nmap Commands Lab: Port Scanning to Privilege Escalation Very Easy

100 XP Sep 02, 2026

Hack the Cookie: Cookie Poisoning Attack Very Easy

50 XP Apr 07, 2026

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

50 XP Apr 07, 2026

Hack the Login Very Easy

50 XP Apr 07, 2026

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

50 XP Apr 06, 2026

Hacking 101 10

The network underneath 1 XP Sep 24, 2026

Vulnerabilities and exploits 1 XP Oct 06, 2026

How passwords break 1 XP Sep 16, 2026

Encoding is not encryption 1 XP Sep 10, 2026

The hacker mindset 1 XP Sep 03, 2026

Your roadmap 1 XP Oct 14, 2026

Hacking humans 1 XP Sep 30, 2026

Hidden in plain sight 1 XP Sep 07, 2026

Open-source intelligence 1 XP Sep 21, 2026

The hacker's toolkit 1 XP Oct 09, 2026

Lesson Completed +16 XP

2 weeks ago

Daily Hack Solved - The key that poisoned the base +10 XP

2 weeks ago

Lesson Completed +10 XP

3 weeks ago

Daily Hack Solved - The redaction that was a layer +10 XP

3 weeks ago

Lesson Completed +5 XP

4 weeks ago

Chapter Completed - Your roadmap +1 XP

4 weeks ago

Daily Hack Solved - The filename that runs +10 XP

4 weeks ago

Lesson Completed +15 XP

4 weeks ago

Daily Hack Solved - The header that skips the check +10 XP

4 weeks ago

Lesson Completed +10 XP

1 month ago

Daily Hack Solved - The codes the page had to know +10 XP

1 month ago

Lesson Completed +5 XP

1 month ago

Chapter Completed - The hacker's toolkit +1 XP

1 month ago

Daily Hack Solved - The link you can write yourself +10 XP

1 month ago

Lesson Completed +16 XP

1 month ago

Daily Hack Solved - The clock behind the commits +10 XP

1 month ago

Lesson Completed +11 XP

1 month ago

Daily Hack Solved - The second factor in the backup +10 XP

1 month ago

Lesson Completed +5 XP

1 month ago

Chapter Completed - Vulnerabilities and exploits +1 XP

1 month ago

Daily Hack Solved - The header that says where you are +10 XP

1 month ago

Lesson Completed +16 XP

1 month ago

Daily Hack Solved - After the last byte +10 XP

1 month ago

Lesson Completed +10 XP

1 month ago

Daily Hack Solved - The field that wins +10 XP

1 month ago

Lesson Completed +5 XP

1 month ago

Daily Hack Solved - Write it back +10 XP

1 month ago

Daily Hack Solved - Approved by somebody else +10 XP

1 month ago

Chapter Completed - Hacking humans +1 XP

1 month ago

Daily Hack Solved - The trigger that changed everything +10 XP

1 month ago

Lesson Completed +15 XP

1 month ago

Daily Hack Solved - Two victims, one supplier +10 XP

1 month ago

Lesson Completed +10 XP

1 month ago

Daily Hack Solved - Bigger than it says +10 XP

1 month ago

Lesson Completed +5 XP

1 month ago

Chapter Completed - The network underneath +1 XP

1 month ago

Daily Hack Solved - The fill that was arranged +10 XP

1 month ago

Lesson Completed +16 XP

1 month ago

Daily Hack Solved - The sender nobody owns +10 XP

1 month ago

Lesson Completed +11 XP

1 month ago

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

1 month ago

Lesson Completed +5 XP

1 month ago

Chapter Completed - Open-source intelligence +1 XP

1 month ago

Daily Hack Solved - Who signs your token +10 XP

1 month ago

Lesson Completed +15 XP

1 month ago

Daily Hack Solved - The allowlist that isn't +10 XP

1 month ago

Lesson Completed +11 XP

1 month ago

Daily Hack Solved - Three keys, one account +10 XP

1 month ago

Lesson Completed +5 XP

1 month ago

Chapter Completed - How passwords break +1 XP

1 month ago

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