Completed by Ultra 07 Aug 2026

Hack the Cookie: Cookie Poisoning Attack

hackerdna

Certificate of Completion

HackerDNA Cybersecurity Labs

This is to certify that

Ultra

has successfully completed the

Hack the Cookie: Cookie Poisoning Attack

demonstrating proficiency in offensive security and ethical hacking

Certificate ID c5a3afec-db8e-43d9-b2c9-b64f811606b2
Issue Date 07 Aug 2026
Difficulty Level Very Easy

Verify at hackerdna.com/labs/complete/c5a3afec-db8e-43d9-b2c9-b64f811606b2

hackerdna Issued by HackerDNA · 07 Aug 2026
Create a free account and try it

Lab Achievement Details

04 Aug 2026 13:43Started On
07 Aug 2026 09:54Completed On
+50 XPXP Earned
Very EasyDifficulty Level

Skills & Technologies

Cookie PoisoningSession TamperingBase64 EncodingPrivilege EscalationBrowser DevToolsClient-Side SecurityWeb Exploitation

Activity Timeline

  1. Machine Started04 Aug 2026 13:43 Very first start of the machine
  2. Flag Found 07 Aug 2026 09:54 User Flag +50 XP
  3. Machine Pwned07 Aug 2026 09:54 Ultra successfully pwned the machine

Talk shop with other hackers: join r/hackerdna_com · follow us on LinkedIn

34,000+ Hackers Real labs Free
Start Hacking Free or solve today's hack, no account needed