A. Wool. Cryptographic method and apparatus for restricting access to transmitted programming content using extended headers. U.S. Patent Number 6,073,122, June 2000. Korean Patent Number 317,394, September 2001. Canadian Patent Number 2,244,015, January 2002. European Patent Number 0,898,425, 2007. German Patent Number 69,837,369, 2007
 E. Gabber and A. Wool. A method and apparatus for determining the location of a device that receives a signal broadcast from a relative fixed position. U.S. Patent Number 6,191,739, February 2001.
 A. Wool. Cryptographic method and apparatus for restricting access to transmitted programming content using program identifiers. Korean Patent Number 317,395, September 2001. Canadian Patent Number 2,244,013, January 2002. U.S. Patent Number 6,373,948, April 2002. European Patent Number 0,899,956, 2006. German Patent Number 69,836,178, 2006
 A. Wool and B. Yener. A combinatorial design method and apparatus for multi-ring networks with combined routing and flow control. U.S. Patent Number 6,563,833, May 2003.
 M. Abdalla, Y. Shavitt, and A. Wool. Cryptographic method for restricting access to transmitted programming content using f-redundant establishment key combinations. U.S. Patent Number 6,735,312, 2004.
 D. Bleichenbacher and A. Wool. Cryptographic method and apparatus for restricting access to transmitted programming content using hash functions and program identifiers. U.S. Patent Number 6,735,313, 2004.
 J. A. Garay, J. Staddon, and A. Wool. Method for providing long-lived broadcast encryption. U.S. Patent Number 6,839,436, 2005.
 Y. Bartal, A. Mayer, and A. Wool. A method and apparatus for managing a firewall. European Patent Number 1,024,627, 2000. Canadian Patent Number 2,296,989, 2005. U.S. Patent Number 7,146,639, 2006.
 A. Mayer, A. Wool, and E. Ziskind. Method and apparatus for analyzing one or more firewalls. U.S. Patent Number 7,016,980, 2006. European Patent Number 1,119,151, 2005. Canadian Patent Number 2,328,012, 2007. German Patent Number 60,111,089, 2005.
 Y. Shavitt, X. Sun, A. Wool, and B. Yener. A method and apparatus for network mapping using end-to-end delay measurements. U.S. Patent Number 7,065,584, 2006.
 A. Wool. Method and apparatus for converting a routing table into a collection of disjoint zones. U.S. Patent Number 7,801,057, September 2010.
 A. Wool. Reordering a firewall rulebase according to usage statistics. U.S. Patent Number 8,418,240, April 2013.
 A. Wool. Method and apparatus for automatic risk assessment of a firewall configuration. U.S. Patent Number 8,677,496, March 2014.
 T. Dagan and A. Wool. Anti-spoofing defense system for a CAN bus. U.S. Patent Number 10,599,840, March 2020.