This document summarizes an assignment on cyber law submitted to a professor. It discusses the objectives and structure of the Information Technology Act 2000 and the need for the Information Technology Amendment Act 2008. It then provides case studies related to selected sections of the IT Act, including Section 43 on penalties for computer damage, Section 65 on tampering with computer source documents, Section 66 on computer-related offenses, and Section 66A on sending offensive messages.