Trust, but verify had been popular in the USSR when Gorbachev was in college, saying that "The reward of a thing well done is to have done it." Following the 2013 Ghouta attacks, Secretary of State John Kerry told a news conference in Geneva on September 14, 2013 that the United States and Russia had agreed on a framework to dispose of Syria's chemical weapons. He said "President Reagan's old adage about 'trust but verify' ... is in need of an update. And we have committed here to a standard that says 'verify and verify'." The similar phrase "Trust and Verify" was also
Trust, but verify the motto of the On-Site Inspection Agency (now subsumed into the Defense Threat Reduction Agency). David T. Lindgren's book about how interpretation, or imagery analysis, of aerial and satellite images of the Soviet Union played a key role in superpowers and in arms control during the Cold War was titled "Trust But Verify: Imagery Analysis in the Cold War". The National Infrastructure Protection Center (NIPC), a national critical infrastructure threat investigation and response entity, published a paper entitled "Trust but verify" in 2001 on how to protect yourself and your company from e-mail viruses. Trust, but verify Trust, but verify