AT
active · since April 2026
HackerBusiness Logic
@atx
19
Labs solved
9
Flags captured
#24
Ranking
$6,600
Total bounty
Weekly streak
0 consecutive weeks
last 26 weeks
solved
this week
missed
1 lab a week keeps it alive
achievements_unlocked
Achievements · 11/31
progress
35%
ORO
Bounty Hunter
$5.6K € en bounties acumulados
PLATA
Veterano
6 meses en BBLABS
BRONCE
Top Ranking
Currently top 26
BRONCE
Cazador de Labs
9 labs resueltos
BRONCE
Insane Slayer
1 labs Insane
published_writeups
Writeups · 0
No writeups yet
// @atx hasn't published writeups yet
Vulnerabilities mastered
top 10 categories
Business Logic
6
XSS
4
Race Condition
3
Open Redirect
2
IDOR
2
Path Traversal
1
CSRF
1
BAC
1
Auth Bypass
1
API Abuse
1
Activity
last 90 days
less
more
// track_record
Labs solved
19 labs
Hard$4,450
Business Logic Error - Payment Bypass via Client-Side Trust Abuse
Business Logic
May 2026flag
Medium$1,000
Payment Bypass via Business Logic Flaw
Business Logic
May 2026completed
Insane$600
DOM XSS via postMessage → eval (cross-origin admin pwn)
XSS
May 2026flag
Hard$500
IDOR via Predictable Checkout IDs
Business LogicIDOR
May 2026flag
Hard$50
IDOR + CORS Chain Attack
IDORBusiness Logic
May 2026flag
HardNo reward
NASA - Client-Side Auth Bypass via Match & Replace
Auth BypassBAC
May 2026flag
MediumNo reward
Race Condition in Vote/Review System
Race Condition
May 2026completed
MediumNo reward
Race Condition in Coupon Application
Race Condition
May 2026completed
MediumNo reward
Race Condition in Plan Coupon Limits
Race Condition
May 2026completed
MediumNo reward
OAuth Authorization Code Theft via Open Redirect
Open Redirect
May 2026completed
