| year | title | booktitle | pages | |
|---|---|---|---|---|
| 1 | 2004 | Public-Key Steganography | eurocrypt | online |
| 2 | 2003 | Public Key Steganography | eprint | online |
| 3 | 2003 | CAPTCHA: Using Hard AI Problems for Security | eurocrypt | online |
| 4 | 2002 | Provably Secure Steganography | crypto | online |
| 5 | 2002 | Provably Secure Steganography | eprint | online |
Coauthors of Luis von Ahn |