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crnkovic
rep. 90 days
50pts
rep. all time
200pts
rank
810
accepted
5
valid
100%
total
5
streak
Exceptional
Certifications
No certifications added by the user
Interests
API
Hardware / IoT / Firmware
Mobile Hacking
Reverse Engineering / Binary Exploitation
Source Code Review
No industries added by the user
Achievements
Activity
Unlocked Achievements
R007 Ch13f
R007 Ch13f
Reach #1 on a program quarterly leaderboard
6/30/2025
Bug Baron
Bug Baron
Reach the top 10 on a program quarterly leaderboard
6/30/2025
Silver Finder
Silver Finder
Reach 5 valid submissions
10/8/2025
Bronze Finder
Bronze Finder
Reach 1 valid submission
4/22/2025
Activity
crnkovic's submission in has been accepted
19 days ago
crnkovic created submission in from
about 2 months ago
crnkovic's submission in has been accepted
3 months ago
crnkovic created submission in from
3 months ago
crnkovic's submission in has been accepted
5 months ago
crnkovic created submission in from
5 months ago
crnkovic's submission in Zabka Group Vulnerability Disclosure Program has been accepted by Zabka Polska
6 months ago
crnkovic's submission in Zabka Group Vulnerability Disclosure Program has been accepted by Zabka Polska
6 months ago
crnkovic created submission in Zabka Group Vulnerability Disclosure Program from Zabka Polska
6 months ago
crnkovic created submission in Zabka Group Vulnerability Disclosure Program from Zabka Polska
6 months ago
Top contributions
 Zabka Group Vulnerability Disclosure Program
Last contributions
 Zabka Group Vulnerability Disclosure Program