have a legitimate and important role in fighting crime and investigating national security threats. To maintain public confidence in both government and technology, we need legislative reform that ensures surveillance powers are transparent, reasonably scoped by law, and subject to independent oversight." The report shows that the US makes the most demands for Google users' data, and Google said that it made 12,539 requests that affected some 22,000 accounts. It added that it provided data in 84 percent of cases. In the UK it said there were 1,535 requests covering 1,991 users or accounts, and Google provided data for 72 percent of the requests. Yahoo The latest Yahoo transparency report was released on 25 September 2014. The report states that 30,511 users were affected by 18,594 government data requests, whereas 57,324 accounts were affected by 29,470 government requests. However, both of these figures do not include those secret requests sent by the FISA court. During the last six month from July 1, 2013, to December 31, 2013, it received between 0 and 1998 FISA requests for user data, affecting up to 54,997 users (including national security letters). Comparing to the first sixth month from January 1, 2013 to June 30, 2013, 32,997 accounts was affected. As we can see from the figures, although the total number of data request drop, the number of data request approved from the FISA court have increased significantly. Overall, 41 percent of accounts affected by government data requests came from requests made by the U.S. government. Purpose Transparency reports may be published for a variety of purposes. One purpose could be to clarify how much information governments ask for, how such requests are evaluated, and how the receiving entity chose to respond. This information may lead consumers to the conclusion that the report's publisher is more trustworthy. However, there is some debate about what transparency reports really reveal. Some critics argue that mere quantities of requests may mislead consumers, since most entities have little control over the number of requests they receive, the breadth of the requests they receive, or even the number of requests they ultimately comply with. Companies such as Google, Microsoft, Yahoo, Facebook, and Twitter all release transparency reports, all of which list the type and number of government data requests each company receives. These reports include exact numbers and shed a bright light on government activity. The U.S. government will not,