About Me

I'm Ivan Spiridonov (xbz0n), a penetration tester and security researcher with a passion for uncovering and exploiting vulnerabilities in web applications, networks, and infrastructure.

With extensive experience in offensive security, I specialize in exploit development, security research, and red team operations. My work involves identifying security weaknesses, developing proof-of-concept exploits, and helping organizations strengthen their security posture.

Throughout my career, I've earned several professional certifications and discovered multiple vulnerabilities that have been assigned CVEs. I'm constantly expanding my knowledge and skills, staying up-to-date with the latest security trends and attack vectors.

When I'm not breaking into systems (ethically, of course), I enjoy sharing my knowledge through blog posts, developing security tools, and contributing to the security community.

Certifications

OffSec Certified Expert 3 (OSCE³) icon
[VERIFIED]

OffSec Certified Expert 3 (OSCE³)

$ verify-cert --status
Status: Active
Issued: 2024
Provider: OffSec
OffSec Exploit Developer (OSED) icon
[VERIFIED]

OffSec Exploit Developer (OSED)

$ verify-cert --status
Status: Active
Issued: 2024
Provider: OffSec
OffSec Web Expert (OSWE) icon
[VERIFIED]

OffSec Web Expert (OSWE)

$ verify-cert --status
Status: Active
Issued: 2024
Provider: OffSec
OffSec Experienced Penetration Tester (OSEP) icon
[VERIFIED]

OffSec Experienced Penetration Tester (OSEP)

$ verify-cert --status
Status: Active
Issued: 2024
Provider: OffSec
OffSec Certified Professional (OSCP) icon
[VERIFIED]

OffSec Certified Professional (OSCP)

$ verify-cert --status
Status: Active
Issued: 2023
Provider: OffSec
Certified Red Team Operator icon
[VERIFIED]

Certified Red Team Operator

$ verify-cert --status
Status: Active
Issued: 2024
Provider: ZeroPoint
Certified Red Team Lead icon
[VERIFIED]

Certified Red Team Lead

$ verify-cert --status
Status: Active
Issued: 2024
Provider: ZeroPoint
Certified Red Team Expert icon
[VERIFIED]

Certified Red Team Expert

$ verify-cert --status
Status: Active
Issued: 2024
Provider: ZeroPoint
Burp Suite Certified Practitioner icon
[VERIFIED]

Burp Suite Certified Practitioner

$ verify-cert --status
Status: Active
Issued: 2024
Provider: PortSwigger

Get in Touch

Contact Information