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jackds
Netherlands (Nederland)
rep. 90 days
25pts
rep. all time
3541pts
rank
52
accepted
186
valid
100%
total
251
streak
Medium
Certifications
OffSec - OffSec Experienced Penetration Tester (OSEP)
Issue date: 8/29/2025
OffSec - OffSec Web Expert (OSWE)
Issue date: 10/16/2024
OffSec - OffSec Certified Expert (OSCE3)
Issue date: 8/29/2025
Interests
API
Hardware / IoT / Firmware
Mobile Hacking
Reverse Engineering / Binary Exploitation
Source Code Review
Business & Professional Services
Consumer Services
Education
Energy, Utilities & Waste
Financial Services & Insurance
Achievements
Activity
External Accounts
Unlocked Achievements
program_top_one
two_hundred_fifty_valid_submission
exceptional_severity
R007 Ch13f
R007 Ch13f
Reach #1 on a program quarterly leaderboard
9/30/2018
Payload Master
Payload Master
Reach the top 10 on the platform quarterly leaderboard
3/31/2021
Bug Baron
Bug Baron
Reach the top 10 on a program quarterly leaderboard
9/30/2017
Shell Commander
Shell Commander
Collaborate on a valid submission
11/28/2020
Activity
jackds' submission in has been rejected [Duplicate]
27 days ago
jackds created submission in from
28 days ago
jackds' submission in has been rejected [Duplicate]
about 1 month ago
jackds created submission in from
about 1 month ago
jackds created submission in from
about 1 month ago
jackds' submission in has been accepted
about 2 months ago
jackds' submission in has been rejected [Duplicate]
5 months ago
jackds created submission in from
5 months ago
jackds created submission in from
6 months ago
jackds' submission in has been accepted
7 months ago
jackds created submission in from
7 months ago
jackds' submission in has been rejected [Accepted risk]
7 months ago
jackds created submission in from
7 months ago
jackds' submission in Ubisoft Game Security BBP has been rejected [Duplicate] by Ubisoft
7 months ago
jackds' submission in has been accepted
8 months ago
jackds' submission in has been accepted
8 months ago
jackds' submission in has been accepted
8 months ago
jackds' submission in has been accepted
8 months ago
jackds created submission in from
9 months ago
jackds created submission in from
9 months ago
Top contributions
 Monster Worldwide
Red Bull
Sqills
Intergamma
Woorank
May XSS Challenge
Last contributions
 Ubisoft Game Security BBP
Robinhood Bug Bounty Program
Visma Responsible Disclosure
Kahoot Bug Bounty Program
Intertoys
Intergamma
External statistics
Rank
30
Rep. All Time
33321
pts
Rank
576
Rep. All Time
1187
pts
Not linked