Shlomie Liberow
Founder at aisy
London, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolShlomie Liberow is a founder and security leader with 11 years’ experience designing and running bug bounty and vulnerability disclosure programs for enterprises and governments. Previously Head of Hacker Research & Development at HackerOne, he led product improvements, live hacking events, and landmark programs including the UK Ministry of Defence and Singapore GovTech. A hands-on operator with deep offensive skills, he holds OSCP, GREM, CSIR and CISSP certifications and continues to hunt for vulnerabilities personally on bug bounties. His background spans applied security, incident response and software engineering—from running ransomware recovery engagements to building Java-based services at BAE Systems. Based in London, he pairs strategic program design with practical automation and triage workflows that measurably improve hacker engagement and program outcomes. Non-obvious: he’s successfully translated courtroom-grade evidence capture and multi-jurisdiction incident work into repeatable tools and processes for clients.
11 years of coding experience
5 years of employment as a software developer
Introduction to Electrical and Electronic Engineering, Introduction to Electrical and Electronic Engineering at University of LiverpoolBSc Computer Science, BSc Computer Science at Goldsmiths, University of London
English, Yiddish, Hebrew
Stackoverflow
21reputation
34reached
0answers
1question
Github Skills (19)
lib10
cybersecurity10
http10
httpx10
ssl-certificate10
pipeline10
cli10
api6
entity-framework6
cdn6
npm5
javascript5
ip-address5
cname4
querystring3
Programming languages (2)
Github contributions (5)
ShlomieLiberow/PenTestingPractise
Mar 2016 - Sep 2016
Contributions:43 commits, 34 pushes, 3 branches in 5 months
ShlomieLiberow/shuffledns
Feb 2024 - Nov 2025
MassDNS wrapper written in go that allows you to enumerate valid subdomains using active bruteforce as well as resolve subdomains with wildcard handling and easy input-output support.
Contributions:4 releases, 12 pushes, 11 tags in 1 year 9 months
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