In a landmark verdict, the Supreme Court has struck down Section 66A of IT Act, a controversial provision in the cyber law, that allocated the power to arrest to authorities for posting allegedly "offensive" content on websites saying, it is "unconstitutional" and has a "chilling effect" on freedom of speech and expression. Here are 4 top facts: 1. Section 66A of the Information Technology Act, 2000 is struck down in its entirety being violative of Article 19(1)(a) and not saved under Article 19(2). 2. Section 69A and the Information Technology (Procedure and Safeguards for Blocking for Access of Information by Public) Rules 2009 are constitutionally valid. 3. Section 79 is valid subject to Section 79(3)(b) being read down to mean that an intermediary upon receiving actual knowledge from a court order or on being notified by the appropriate government or its agency that unlawful acts relatable to Article 19(2) are going to be committed then fails to expeditiously remove or disable access to such material. Similarly, the Information Technology "Intermediary Guidelines" Rules, 2011 are valid subject to Rule 3 sub-rule (4) being read down in the same manner as indicated in the judgment. 4. Section 118(d) of the Kerala Police Act is struck down being violative of Article 19(1)(a) and not saved by Article 19(2).