President Abdu Rabo Mansour Hadi received on Sunday cheifs of the National Security and the Political Security, the two Yemeni intelligence services.
According to the Yemeni News Agency (Saba), chiefs of the National Security Mohammad Al-Anisi and the Political Security Ghalib Al-Qamish presented a detailed report about a number of terrorist cells including the cell that killed about 100 soldiers in a military parade rehearsal on May 21.
Saba said that meeting reviewed the nature of crimes committed by terrorist groups, pointing out that they discussed how a number of suicide bombings were foiled in Aden, Sana'a and other provinces.
Saba cited that they also discussed how a serious suicide bombing was thwarted inside Al-Mukla, pointing out that this bombing would have been killed large numbers of human-beings.
Hadi urged security services to be alert and cautious, stressing that Al-Qaeda suffers of subsequent defeats and tries to retaliate against the nation as a whole, its stability and security.
He highly appreciated efforts by intelligence services to thwart terrorist bombing and arrest of terrorists, Saba said.
Al-Anisi revealed on Thursday that the Yemeni authorities arrested the terrorist cell which killed and injured hundreds of soldiers in a parade rehearsal in the capital Sana'a on May 21.
Al-Anisi explained that the security authorities could arrest the terrorist cell that is affiliated to Ansar Al-Shariah, an Al-Qaeda linked group, but he did not give more details.
Al-Qaida had claimed responsibility for the attack, which coincided with severe blows it was receiving under a US-backed offensive in the southern Abyan province.