While hailed for penalizing illegal acts done via the Internet that were not covered by old laws, the act has been criticized for its provision on criminalizing libel, which is perceived to be a curtailment in freedom of expression.
On October 9, 2012, the Supreme Court of the Philippines issued a temporary restraining order, stopping implementation of the Act for 120 days, and extended it on 5 February 2013 "until further orders from the court.
On May 24, 2013, The DOJ announced that the contentious online libel provisions of the law had been dropped.
On February 18, 2014, the Supreme Court ruled that section 5 of the law decision was constitutional, and that sections 4-C-3, 7, 12 and 19 were unconstitutional.
The Act has universal jurisdiction: its provisions apply to all FILIPINO NATIONALS regardless of the place of commission. Jurisdiction also lies when a punishable act is either committed within the Philippines, whether the erring device is wholly or partly situated in the Philippines, or whether damage was done to any natural or juridical person who at the time of commission was within the Philippines. Regional Trial Courts shall have jurisdiction over cases involving violations of the Act.