A look at the PGP ecosystem through the key server data. - Hanno Böck (IACR Cryptol. ePrint Arch., 2015)

Nonce-Disrespecting Adversaries: Practical Forgery Attacks on GCM in TLS. - Hanno Böck; Aaron Zauner; Sean Devlin; Juraj Somorovsky; Philipp Jovanovic (IACR Cryptol. ePrint Arch., 2016)

Return Of Bleichenbacher's Oracle Threat (ROBOT). - Hanno Böck; Juraj Somorovsky; Craig Young (IACR Cryptol. ePrint Arch., 2017)

"Johnny, you are fired!" - Spoofing OpenPGP and S/MIME Signatures in Emails. - Jens Müller 007; Marcus Brinkmann; Damian Poddebniak; Hanno Böck; Sebastian Schinzel; Juraj Somorovsky; Jörg Schwenk (USENIX Security Symposium, 2019)

Why TLS is better without STARTTLS: A Security Analysis of STARTTLS in the Email Context. - Damian Poddebniak; Fabian Ising; Hanno Böck; Sebastian Schinzel (USENIX Security Symposium, 2021)

Fermat Factorization in the Wild. - Hanno Böck (IACR Cryptol. ePrint Arch., 2023)