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$37 USD / hour
Flag of ROMANIA
bucharest, romania
$37 USD / hour
It's currently 4:02 PM here
Joined December 6, 2012
4 Recommendations

Lazar C.

@instr

5.0 (28 reviews)
5.3
5.3
82%
82%
$37 USD / hour
Flag of ROMANIA
bucharest, romania
$37 USD / hour
97%
Jobs Completed
100%
On Budget
100%
On Time
12%
Repeat Hire Rate

Security Researcher

Penetration Tester, Programmer. Interested in web vulnerability assessment, malware analysis, reverse engineering, CTFs, networking and bug bounty programs. I'm can do Programming (Python, C), Penetration Testing, Web Security and UI/UX testing, Network Security Testing, Linux Server Administration, Software Testing, Malware Analysis, Script Install, Database Administration, Web Development and more.

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Portfolio

596363
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Reviews

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Showing 1 - 5 out of 28 reviews
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4.8
$20.00 USD
Would recommend!
Python
M
Flag of Les F.
@makybe05
•
7 years ago
5.0
$155.00 USD
Couldn't exactly deliver what I wanted, but came close nonetheless and he put in effort.
Linux
Computer Security
Software Testing
Shell Script
UNIX
User Avatar
Flag of Regina Y.
@pebblelinney
•
7 years ago
5.0
$80.00 USD
Great work
PHP
vBulletin
M
Flag of Matt V.
@mverratti
•
8 years ago
5.0
$250.00 USD
The best pentester in the world!
PHP
Web Security
Computer Security
MySQL
+1 more
User Avatar
Flag of Ndubuisi A.
@shyne240
•
8 years ago
1.0
$30.00 USD
He never responded to me after taking the project
PHP
Script Install
WordPress
Odd Jobs
Website Management
User Avatar
Flag of Haseeb A.
@haseeb123
•
9 years ago

Experience

Penetration Testing

Freelance
Dec 2012 - Present
Worked many projects involving auditing web application and networks security since 2012.

Security Researcher

Independent Security Researcher
Sep 2012 - Present
Individual security researcher since september 2012. In this time I found lots of vulnerabilities in many companies such as Google, Yahoo, Facebook, Apple, and many more.

DEFENSE TEAM / SYSADMIN • NATIONAL CYBER SECURITY TEAM (ECSC2016)

ENISA
Achieved 2 nd place at the European Cyber Security Challenge, competing against 10 countries in an Attack/Defense environment having to secure an ESXi server with 4 services, monitor, keep services running and do code analysis to patch the flaws in the shortest time in order to prevent other countries to steal the flags. European Cyber Security Challenge (ECSC) aims to selects the most talented hackers of Europe. The final competition 2016 was hosted in Germany on Nov 9th in Düsseldorf.

Education

Computer Science

Universitatea 'Titu Maiorescu', Romania 2016
(Less than a year)

Qualifications

European Cyber Security Challenge 2016

Enisa
2016
Achieved 2 nd place at the European Cyber Security Challenge, competing against 10 countries in an Attack/Defense environment having to secure an ESXi server with 4 services, monitor, keep services running and do code analysis to patch the flaws in the shortest time in order to prevent other countries to steal the flags. European Cyber Security Challenge (ECSC) aims to selects the most talented hackers of Europe. The final competition 2016 was hosted in Germany on Nov 9th in Düsseldorf.

Publications

Microsoft Hall of Fame

Microsoft
Cross Site Scripting (XSS)

Facebook Hall of Fame

Facebook
Privacy / Authentification and Cross Site Scripting (XSS)

Google Hall of Fame

Google
Cross Site Scripting (XSS)

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Certifications

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freelancer_orientation.png Freelancer Orientation 1 90%
employer_orientation.png Employer Orientation Exam 1 85%
unix_1.png Unix 1 85%
ethernet-admin-1.png Ethernet for Admins 1 83%
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