[1] By February 2002, the "communications hub" which al-Hada running was no longer active following the death of his son, Samir.

[2] Al-Hada is native of Dhamar Governorate, and is a veteran of Soviet–Afghan War, where he met Osama bin Laden.

He was captured by the Yemeni government in 2006,[citation needed] but was set free, possibly after a tribal deal.

[3] Al-Hada's son-in-law, Khalid al-Mihdhar, was one of the hijackers that flew American Airlines Flight 77 into the Pentagon as part of the September 11 attacks.

Al-Hada allegedly provided the telephone number in Yemen[6] that served as the switchboard for al-Qaeda operations leading up to the USS Cole bombing and September 11 attacks.