18 U.S.C. § 2512(1)(b)
United States
Makes it a felony to (among other things) manufacture, assemble, or sell certain types of devices "primarily useful for the purpose of the surreptitious interception."
17 U.S.C. § 1201(a)(1)(A)
Digital Millennium Copyright Act (DMCA)
United States
Makes it illegal to circumvent particular types of access controls to copyrighted works.