Cosmos
Junior
Online
Jeune hacker français en apprentissage. Objectif, en vivre une fois adulte via un métier de pentester ou encore de bug bounty et activité principale.
Activity
41 active days in the last year
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Rank Progress
Junior
Senior
1929 / 2009 XP
Achievements
Streak Starter
Streak Master
Lab Rat
Scholar
Writer
IDORAPI SecurityPath TraversalAccess ControlPrivilege EscalationSSHIP SPOOFINGFTPPHPLFIClient-Side SecuritySecurity Through ObscurityBrowser DevToolsView SourceInformation DisclosureBroken Access ControlWeb SecurityHTMLNmapNmap CommandsTelnetPort ScanningNetwork ReconnaissanceCookie PoisoningSession TamperingBase64 EncodingWeb ExploitationAuthentication BypassBroken AuthenticationDeveloper ToolsLearning PathView Source CodeSource Code AnalysisCapture The FlagCTFCTF BasicsFlag SubmissionUUIDGetting StartedCyber Security Fundamentals
ClearDesk
Medium
Cronpocalypse
Easy
Spoof!
Easy
Anonymous
Easy
Include me
Easy
Hack the Cookie: Cookie Poisoning Attack
Very Easy
Hack the Login
Very Easy
The network underneath
Vulnerabilities and exploits
How passwords break
Encoding is not encryption
The hacker mindset
Hacking humans
Hidden in plain sight
Open-source intelligence
The hacker's toolkit
Daily Hack Solved
- The click you never made
+10 XP
1 hour ago
Chapter Completed
- The hacker's toolkit
+1 XP
13 hours ago
Lesson Completed
+11 XP
13 hours ago
Lesson Completed
+5 XP
1 day ago
Daily Hack Solved
- Count the layers
+10 XP
3 days ago
Lesson Completed
+16 XP
4 days ago
Daily Hack Solved
- The total you do not see
+10 XP
4 days ago
Lesson Completed
+11 XP
4 days ago
Daily Hack Solved
- How long does it live
+10 XP
4 days ago
Daily Hack Solved
- The alibi that breaks
+10 XP
6 days ago
Lesson Completed
+5 XP
1 week ago
Daily Hack Solved
- Recover the XOR key
+10 XP
1 week ago
Chapter Completed
- Vulnerabilities and exploits
+1 XP
1 week ago
Daily Hack Solved
- Find the safe one
+10 XP
1 week ago
Daily Hack Solved
- Repair the magic bytes
+10 XP
1 week ago
Daily Hack Solved
- Count the compromised
+10 XP
1 week ago
Daily Hack Solved
- The version that leaks
+10 XP
1 week ago
Daily Hack Solved
- When did the backups die
+10 XP
1 week ago
Lesson Completed
+15 XP
1 week ago
Daily Hack Solved
- Follow the ransom BTC
+10 XP
1 week ago
Daily Hack Solved
- Single-byte XOR
+10 XP
1 week ago
Lesson Completed
+11 XP
2 weeks ago
Daily Hack Solved
- Who pulled the keys
+10 XP
2 weeks ago
Chapter Completed
- Hacking humans
+1 XP
2 weeks ago
Lesson Completed
+5 XP
2 weeks ago
Daily Hack Solved
- PEM, not JPG
+10 XP
2 weeks ago
Lesson Completed
+15 XP
2 weeks ago
Daily Hack Solved
- A token you can read
+10 XP
2 weeks ago
Profile Updated
+3 XP
2 weeks ago
Lesson Completed
+11 XP
2 weeks ago
Daily Hack Solved
- Find the IAM privilege escalation
+10 XP
2 weeks ago
Lesson Completed
+5 XP
2 weeks ago
Chapter Completed
- The network underneath
+1 XP
2 weeks ago
Daily Hack Solved
- Decode the stored credential
+10 XP
2 weeks ago
Daily Hack Solved
- Find the leaked AWS key
+10 XP
2 weeks ago
Lesson Completed
+16 XP
2 weeks ago
Daily Hack Solved
- Replay the withdrawal
+10 XP
3 weeks ago
Lesson Completed
+11 XP
3 weeks ago
Daily Hack Solved
- Who got root
+10 XP
3 weeks ago
Lesson Completed
+5 XP
3 weeks ago
Daily Hack Solved
- Read the system prompt
+10 XP
3 weeks ago
Chapter Completed
- Open-source intelligence
+1 XP
3 weeks ago
Daily Hack Solved
- Reverse then ROT
+10 XP
3 weeks ago
Lesson Completed
+16 XP
3 weeks ago
Daily Hack Solved
- ELF, not data
+10 XP
3 weeks ago
Lesson Completed
+10 XP
3 weeks ago
Daily Hack Solved
- Forge the group claim
+10 XP
3 weeks ago
Chapter Completed
- How passwords break
+1 XP
3 weeks ago
Lesson Completed
+5 XP
3 weeks ago
Daily Hack Solved
- The webview endpoint
+10 XP
3 weeks ago