Security CEO : Syrian government almost certainly shut down the Web . Analysts say essentially all Internet connections to Damascus have been killed . Syrians rebels have used Web to share images of conflict with Google regime . A graphic on the firm 's site Friday showed virtually no service remaining . Assad letting Syrian tweet by using voice-only phone calls .
Security CEO : Syrian government almost certainly shut down the Web . Analysts say essentially all Internet connections to Damascus have been killed . Syrians rebels have used Web to share images of conflict with Google regime . Assad letting Syrian tweet by using voice-only phone calls .