Understanding an application’s network communication is commonly one of the major tasks when performing grey or black box application security analyses. To make this process as efficient and conven...
Attacking Anti-Phishing Banners in E-Mails
Abstract Anti-phishing warning in a HTML e-mail Phishing mails pose a risk to e-mail users nearly every day. Especially in the context of companies and organizations, phishing e-mails represent ...
On the Security of RFID-based TOTP Hardware Tokens
Introduction Time-based one-time passwords (TOTP) have been around for several years now and became more and more widespread as authentication factor in multi-factor authentication (MFA) methods. P...
To the Future and Back: Hacking a TOTP Hardware Token (SYSS-2021-007)
During a research project, SySS IT security expert Matthias Deeg found a security issue in the RFID-based TOTP hardware token Protectimus SLIM NFC.