A suicide bomber targeted Wednesday students of the Police College in the capital Sana'a, leaving 10 soldiers killed and 15 others wounded as they were leaving the college to spend weekend holidays.
Security sources told Yemen Post that the suicide bomber was wounded in the incident and transferred to hospital.
Al-Qaeda in Arab Peninsula (AQAP) ordered its operatives use motorcycles instead of vehicles and avoid using cell phones, advising them to use internet under coded names.
In a statement released two weeks ago, it demanded its members across the Yemeni governorates to be alert after US drones killed a number of the organization's leaders during the past months.
Interior Ministry warned on Tuesday security services about possible terrorist attacks against embassies and state facilities, and ordered to tighten security measures around them.
The ministry said on its online website that it directed its services to be in a nonstop alert to foil any terrorist attacks, stressing that protection of foreign embassies and foreigners reseeding in Yemen are among its top priorities.
Yemen's security services have tightened security measures at the entrances of the capital Sana'a to prevent infiltration of terrorists to the capital and arrest of wanted persons.
Security sources said Al-Qaeda militants who escaped Zinjibar and Jaar set up a new strongholds in remote mountain areas and they plan to carry out against the Yemeni army.
The Yemeni army backed by the Public Resistance Committees comprised of tribesmen could dislodge Al-Qaeda from main towns in Abyan such as Jaar, Zinjibar and Shaqra.