Char49 offers a wide range of information security services with total confidentiality and reliability.

Our experienced professionals have helped organizations to secure their assets, improving trustworthy

We are specialists in Web Applications security testing (e.g. websites, portals, applications, etc.) but with a well-established and solid partners network we can easily cover any scope. We aim to protect our clients assets, mitigating the impact of compromised systems and information leaking. We partner with our clients, sharing the responsibility to protect their assets.


Recent Talks

APISecure 2022

  • Title: Evolution of the OWASP API Security Top 10
  • Speakers: Paulo Silva

APISecure 2022

  • Title: Hacking APIs 101 with MindAPI
  • Speakers: David Sopas

RSA Conference 2021

  • Title: MindAPI - Bringing Organization to API Security Testing
  • Speakers: David Sopas

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Independent security auditing is the best way to identify weaknesses. We offer penetration testing services (one-time-only or persistent) with required support to mitigate any security risks.


Every organisation needs a strong information security posture. We provide the necessary tools and services in establishing a channel to reduce the risk of data losses.


The human factor is still considered to be the primary risk in security. Our trainings empower organizations with the best information to defend itself against ever-evolving threats.


Char49 does real hands-on security

and not simply talk around security.

Learn about us

Recent articles

We don’t have a Ferrari, but we had their database credentials

Have you ever wondered what it feels like to own a Ferrari? We did. Not the car itself, but access to their database credentials.

Following Ferrari Responsible Disclosure Program1 Char49 discovered a vulnerability on the subdomain. The vulnerability affected a popular Wordpres...

TOPdesk vulnerable to XML Signature Wrapping Attacks

TOPdesk Single Sign-on integration based on SAML (Security Assertion Markup Language) was vulnerable to XML Signature Wrapping (XSW) attacks, allowing bad actors with credentials to authenticate with the Identity Provider (IdP) to impersonate any TOPdesk user, tampering with the SAML Response.


Misconfiguration in a bottle: Symfony Profiler exposed

Char49 recently discovered a security misconfiguration on a subdomain of an American multinational corporation (Top50 on the Fortune500) website: an exposed Symfony web framework debug endpoint leaking sensitive information.

In a nutshell, exposing Symfony Profile or any other web framework debug...