| 2009 |
|---|
| 8 | EE | Nicholas J. Hopper,
Luis von Ahn,
John Langford:
Provably Secure Steganography.
IEEE Trans. Computers 58(5): 662-676 (2009) |
| 2006 |
|---|
| 7 | EE | Luis von Ahn,
Andrew Bortz,
Nicholas J. Hopper,
Kevin O'Neill:
Selectively Traceable Anonymity.
Privacy Enhancing Technologies 2006: 208-222 |
| 2005 |
|---|
| 6 | EE | Luis von Ahn,
Nicholas J. Hopper,
John Langford:
Covert two-party computation.
STOC 2005: 513-522 |
| 2004 |
|---|
| 5 | EE | Luis von Ahn,
Nicholas J. Hopper:
Public-Key Steganography.
EUROCRYPT 2004: 323-341 |
| 2003 |
|---|
| 4 | EE | Luis von Ahn,
Andrew Bortz,
Nicholas J. Hopper:
k-anonymous message transmission.
ACM Conference on Computer and Communications Security 2003: 122-130 |
| 3 | EE | Luis von Ahn,
Manuel Blum,
Nicholas J. Hopper,
John Langford:
CAPTCHA: Using Hard AI Problems for Security.
EUROCRYPT 2003: 294-311 |
| 2002 |
|---|
| 2 | EE | Nicholas J. Hopper,
John Langford,
Luis von Ahn:
Provably Secure Steganography.
CRYPTO 2002: 77-92 |
| 2001 |
|---|
| 1 | EE | Nicholas J. Hopper,
Manuel Blum:
Secure Human Identification Protocols.
ASIACRYPT 2001: 52-66 |
