Ms. Hancock's practice focuses on e-commerce, data privacy and security regulatory matters, national security matters related to high-tech transactions, and law enforcement surveillance requests and requests for information under the USA PATRIOT Act. Ms. Hancock advises clients on regulatory issues and policy matters arising in numerous countries concerning telecommunications and computer technologies, including voice and video over internet protocol services. As part of her practice, Ms. Hancock counsels large ISPs and telecommunications equipment manufacturers on compliance and policy matters relating to law enforcement requests for access to voice and internet communications and compliance with the Communications Assistance for Law Enforcement Act (CALEA).