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Grey Round Patterns

Application Pen Testing

Comprehensive application security testing with clear recommendations to help you build great products faster.

Attacker-minded penetration testing to protect your business

App penetration testing beyond the checklist

Appsecco's team of world-class security experts work everyday to find vulnerabilities for many of the world’s leading enterprises, SMEs and technology companies.


We think like attackers so you are always protected from the real ones.

Balance business goals

We understand the commercial value and constraints of businesses today.

Comprehensive reports

Our industry leading reports ensure full coverage of security issues. 

Sustained results

Our insights ensure that your business security keeps improving.

Actionable advice

Our recommendations are straightforward and results-focused.

Easy to work with

We work closely with your teams to ensure a collaborative process. 

Trusted By Industry Leaders

We’re fortunate to work with some of the best brands in the industry - Veterans, Unicorns and Soonicorns alike. 


Some of our clients we can list, others  it's safe to say we can tell you but will need to kill you after.


If you would like to know more or want to join this stellar list below contact us right away.


Get in Touch

Kemp House
152–160 City Road
London EC1V 2NX


+44 (0)20 3137 0558

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