alexsec
Independent researcher focused on fraud, payment abuse and online threat intelligence. Helping to make the internet safer, one report at a time.
Lisbon, Portugal Joined Jan 2026
128 followers34 following
284
Valid reports
92% acceptance rate
$12,460
Total rewards
Lifetime earnings
318
Reports
Submitted overall
4.8 / 5
Reputation
Based on 78 ratings
Top 1%
Top percentile
Among 1,500+ researchers
About alexsec
Security researcher and threat intelligence analyst with a focus on fraud, payment abuse, OSINT and cyber-enabled scams. I work with companies and the AbuseOne community to identify and report harmful actors, infrastructure and fraudulent activity across the web.
- Location
- Lisbon, Portugal
- Joined
- Jan 2026
- Research focus
- Fraud, financial crime, OSINT
- Website
- https://alexsec.xyz
“I believe a safer internet is possible when researchers, companies and communities work together. AbuseOne makes that collaboration real and impactful.”
Performance Overview
Since joining284
Valid reports
18%vs. previous period
92%
Acceptance rate
6%vs. previous period
$4,320
Rewards earned
37%vs. previous period
24
Companies helped
26%vs. previous period
Top Skills
- Fraud detection
- OSINT
- Payment systems
- Social engineering
- Network analysis
- Cryptocurrency
Badges & Achievements
Top Researcher
Top 1% globally
Verified Researcher
Identity verified
100+ Valid Reports
Milestone
$10K+ Earned
Lifetime rewards
Recent Reports
View all reports| Title | Company | Status | Reward | Submitted |
|---|---|---|---|---|
| Card testing via donation forms | Stripe | Draft | — | 1 hour ago |
| Coordinated fake storefront network | Acme Corp | In review | — | 2 hours ago |
| Lookalike checkout domains | Acme Corp | Needs info | — | 5 days ago |
| Payment fraud network targeting e-commerce merchants | Shopify | Paid | $500 | 5 days ago |
| Scam infrastructure using lookalike domains | PayPal | Paid | $350 | 1 week ago |
Recent Activity
- 2 days ago
Received reward+$500
Payment fraud network targeting e-commerce merchants
- 3 days ago
Report marked as valid
Shopify • Payment fraud network targeting e-commerce merchants
- 1 week ago
Badge unlocked
100+ Valid Reports
- 1 week ago
Received reward+$350
Scam infrastructure using lookalike domains
- 2 weeks ago
New follower
@threatintel_lab started following you
- 2 weeks ago
Report marked as valid
PayPal • Synthetic identity fraud ring
Make a bigger impact
Find more programs. Earn more rewards.
Join leading companies in the fight against online abuse. Discover open programs, report issues, and earn rewards for real-world impact.
A safer internet is a team effort. Be part of it.