Cosmos
Junior
Online
Activity
21 active days in the last year
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Rank Progress
Junior
Senior
1632 / 1964 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
How passwords break
Encoding is not encryption
The hacker mindset
Hidden in plain sight
Open-source intelligence
Daily Hack Solved
- Find the leaked AWS key
+10 XP
7 hours ago
Lesson Completed
+16 XP
7 hours ago
Daily Hack Solved
- Replay the withdrawal
+10 XP
1 day ago
Lesson Completed
+11 XP
2 days ago
Daily Hack Solved
- Who got root
+10 XP
2 days ago
Lesson Completed
+5 XP
3 days ago
Daily Hack Solved
- Read the system prompt
+10 XP
3 days ago
Chapter Completed
- Open-source intelligence
+1 XP
4 days ago
Daily Hack Solved
- Reverse then ROT
+10 XP
4 days ago
Lesson Completed
+16 XP
5 days ago
Daily Hack Solved
- ELF, not data
+10 XP
5 days ago
Lesson Completed
+10 XP
6 days ago
Daily Hack Solved
- Forge the group claim
+10 XP
6 days ago
Chapter Completed
- How passwords break
+1 XP
6 days ago
Lesson Completed
+5 XP
1 week ago
Daily Hack Solved
- The webview endpoint
+10 XP
1 week ago
Daily Hack Solved
- Find the reentrancy bug
+10 XP
1 week ago
Lesson Completed
+16 XP
1 week ago
Chapter Completed
- Encoding is not encryption
+1 XP
1 week ago
Lesson Completed
+11 XP
1 week ago
Daily Hack Solved
- Two layers, one flag
+10 XP
1 week ago
Daily Hack Solved
- SSRF to the internal KV store
+10 XP
1 week ago
Lesson Completed
+5 XP
1 week ago
Daily Hack Solved
- Open the app sandbox
+10 XP
1 week ago
Lesson Completed
+15 XP
1 week ago
Daily Hack Solved
- Find the SQLi probe
+10 XP
1 week ago
Chapter Completed
- Hidden in plain sight
+1 XP
1 week ago
Lesson Completed
+11 XP
1 week ago
Daily Hack Solved
- Find the employer
+10 XP
1 week ago
Daily Hack Solved
- Decrypt the ransom note
+10 XP
2 weeks ago
Lesson Completed
+5 XP
2 weeks ago
Daily Hack Solved
- The token names the host
+10 XP
2 weeks ago
Lesson Completed
+15 XP
2 weeks ago
Daily Hack Solved
- Find the tool-exec RCE sink
+10 XP
2 weeks ago
Daily Hack Solved
- PNG, not TXT
+10 XP
2 weeks ago
Lesson Completed
+11 XP
2 weeks ago
Daily Hack Solved
- Find the hidden email
+10 XP
2 weeks ago
Flag Found
- ClearDesk
+200 XP
2 weeks ago
Flag Found
- ClearDesk
+200 XP
2 weeks ago
Flag Found
- Cronpocalypse
+100 XP
2 weeks ago
Flag Found
- Cronpocalypse
+100 XP
2 weeks ago
Flag Found
- Spoof!
+100 XP
2 weeks ago
Flag Found
- Anonymous
+100 XP
2 weeks ago
Flag Found
- Include me
+100 XP
2 weeks ago
Writeup Added
+5 XP
2 weeks ago
Writeup Added
+5 XP
2 weeks ago
Chapter Completed
- The hacker mindset
+1 XP
2 weeks ago
Lesson Completed
+5 XP
2 weeks ago
Flag Found
- Secrets in Source 2: Bypass Security Through Obscurity
+50 XP
2 weeks ago
Flag Found
- Nmap Commands Lab: Port Scanning to Privilege Escalation
+50 XP
2 weeks ago