Subsection 1201(b)(1) is similar to subsection 1201(a)(2), except that subsection 1201(a)(2)
covers those who traffic in technology that can circumvent "a technological measure that effectively
controls access to a work protected under" Title 17, whereas subsection 1201(b)(1) covers those
who traffic in technology that can circumvent "protection afforded by a technological measure that
effectively protects a right of a copyright owner under" Title 17. In other words, although both subsections
prohibit trafficking in a circumvention technology, the focus of subsection 1201(a)(2) is
circumvention of technologies designed to prevent access to a work, and the focus of subsection
1201(b)(1) is circumvention of technologies designed to permit access to a work but prevent copying
of the work or some other act that infringes a copyright. Subsection 1201(a)(1) differs from both
of these anti-trafficking subsections in that it targets the use of a circumvention technology, not the
trafficking in such a technology.
Subsection 1201(b)(1) is similar to subsection 1201(a)(2), except that subsection 1201(a)(2)covers those who traffic in technology that can circumvent "a technological measure that effectivelycontrols access to a work protected under" Title 17, whereas subsection 1201(b)(1) covers thosewho traffic in technology that can circumvent "protection afforded by a technological measure thateffectively protects a right of a copyright owner under" Title 17. In other words, although both subsectionsprohibit trafficking in a circumvention technology, the focus of subsection 1201(a)(2) iscircumvention of technologies designed to prevent access to a work, and the focus of subsection1201(b)(1) is circumvention of technologies designed to permit access to a work but prevent copyingof the work or some other act that infringes a copyright. Subsection 1201(a)(1) differs from bothof these anti-trafficking subsections in that it targets the use of a circumvention technology, not thetrafficking in such a technology.
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