In ‘Watershed Moment,’ YouTube Blocks Extremist Cleric’s Message

New York Times, In ‘Watershed Moment,’ YouTube Blocks Extremist Cleric’s Message "Now, under growing pressure from governments and counterterrorism advocates, YouTube has drastically reduced its video archive of Mr. Awlaki, an American cleric who remains the leading English-language jihadist recruiter on the internet six years after he was killed by a United States drone strike. Using video fingerprinting technology, YouTube now flags his videos automatically and human reviewers block most of them before anyone sees them, company officials say." Widely available elsewhere, however.

Radio station shut down after broadcasting 25 hours of lectures by al-Qaeda recruiter

Independent, Radio station shut down after broadcasting 25 hours of lectures by al-Qaeda recruiter "Sheffield-based Iman FM claimed its staff were “not aware of the background” of American hate preacher Anwar al-Awlaki, who was killed by a US drone strike in Yemen in 2011."

When Hatred Goes Viral

Larry Greenemeier, Scientific American, When Hatred Goes Viral 
"A key researcher behind PhotoDNA says he is developing software called eGLYPH, which applies PhotoDNA’s basic principles to identify video promoting terrorism—even if the clips have been edited, copied or otherwise altered."

'Inspire' and other magazines

strategypage.com, Information Warfare: Deadly Demographics Doom Online Magazines " Resurgence and Al Somood appealed to a specific audience (Somali, Afghan and Pakistani expatriates in English speaking countries) to mainly obtain recruits for al Shabaab and the Taliban. All three of these publications attracted a lot of attention from the mass media and politicians but otherwise were ineffective. For example not a lot of captured Islamic terrorists note these magazines as being an influence on them. The same pattern was found when analyzing online “chatter” among active Islamic terrorists. Some Islamic terrorist groups noted this and tried to adapt." Opinoin about the 'effectiveness' of Inspire and other magazines.

Anwar al-Awlaki

ANI/oneindia.in, Al-Qaeda to execute all blasphemers, 12 Jul 2010, "Anwar al-Awlaki, an US-born Yemeni cleric declared in an Al-Qaeda magazine article for the execution of anyone who commits blasphemy."