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hacker21

Junior

#8 India

1825 Total XP

8 Labs Completed 0 First Bloods 1 Streak 3 Best

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5 active days in the last year

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Junior

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1825 / 1964 XP

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Cookie PoisoningSession TamperingBase64 EncodingPrivilege EscalationBrowser DevToolsClient-Side SecurityWeb ExploitationSSHBrute ForceLinuxSudoNetwork ReconnaissancePenetration TestingIP SPOOFINGHeadless CMSAPI EnumerationInformation DisclosureRevision HistoryToken AbuseWeb Application SecurityMass AssignmentCommand InjectionHash CrackingPassword ReuseLinux Privilege EscalationLinux CapabilitiesAuthentication BypassBroken AuthenticationWeb SecurityDeveloper ToolsLearning PathCapture The FlagCTFCTF BasicsFlag SubmissionUUIDGetting StartedCyber Security FundamentalsView Source CodeHTMLBroken Access ControlSource Code Analysis

Hack the Cookie: Cookie Poisoning Attack Very Easy

50 XP Jun 24, 2026

Matsudo Medium

400 XP Jun 24, 2026

Spoof! Easy

100 XP Jun 24, 2026

Mythos Leak - Headless CMS Draft Exposure Medium

400 XP Jun 24, 2026

Pwnify - Web Application Penetration Testing Hard

700 XP Jun 23, 2026

Hack the Login Very Easy

50 XP Jun 23, 2026

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

50 XP Jun 23, 2026

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

50 XP May 06, 2026

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Flag Found - Hack the Cookie: Cookie Poisoning Attack +50 XP

1 month ago

Task Completed - Hack the Cookie: Cookie Poisoning Attack

1 month ago

Task Completed - Hack the Cookie: Cookie Poisoning Attack

1 month ago

Task Completed - Hack the Cookie: Cookie Poisoning Attack

1 month ago

Task Completed - Hack the Cookie: Cookie Poisoning Attack

1 month ago

Flag Found - Matsudo +200 XP

1 month ago

Task Completed - Matsudo

1 month ago

Flag Found - Matsudo +200 XP

1 month ago

Task Completed - Matsudo

1 month ago

Task Completed - Matsudo

1 month ago

Task Completed - Matsudo

1 month ago

Flag Found - Spoof! +100 XP

1 month ago

Daily Hack Solved - Forge the admin role +10 XP

1 month ago

Flag Found - Mythos Leak - Headless CMS Draft Exposure +200 XP

1 month ago