Encrypted Computation. - Tønnes Brekne (2001)

Non-expanding Transaction Specific Pseudonymization for IP Traffic Monitoring. - Lasse Øverlier; Tønnes Brekne; André Årnes (CANS, 2005)

Circumventing IP-address pseudonymization. - Tønnes Brekne; André Årnes (Communications and Computer Networks, 2005)

Real-Time Risk Assessment with Network Sensors and Intrusion Detection Systems. - André Årnes; Karin Sallhammar; Kjetil Haslum; Tønnes Brekne; Marie Elisabeth Gaup Moe; Svein J. Knapskog (CIS (2), 2005)

Anonymization of IP Traffic Monitoring Data: Attacks on Two Prefix-Preserving Anonymization Schemes and Some Proposed Remedies. - Tønnes Brekne; André Årnes; Arne Øslebø (Privacy Enhancing Technologies, 2005)