Saudi Arabia published the names on Friday of four people it said were Islamic State fighters killed in a raid by security forces outside Makkah, and vowed to protect the country from further attacks by the group.

Security forces shot dead two of the men and two others blew themselves up during the attack in the Noman valley, located between Makkah City and Taif Governorate on Thursday.

The raid followed a spate of shootings and bombings against security forces which raised concerns about security in the world's top oil exporter.

The Ministry of Interior official spokesman said that members of the cell started firing at security, who responded and killed two terrorists while the two others blew themselves up using explosive belts.

The security authorities later released details of the killed terrorists:

*Saeed Ayedh Saeed Al Duair Al-Shahrani : A 46-year-old, whose name was announced on the list of wanted persons in connection to the bombing of emergency forces mosque in Asir province   as well as the bombing of Al-Mashhad mosque in Dahdha neighborhood in Najran, in addition to the killing a retired security man.
*Mubarak Abdullah Fahad Al-Dosari: A 25-year old, whose name was announced on the list of wanted persons mentioned above and was among those escaped from Dhurma rest house.
*Mohammed Suleiman Al-Saqri Al-Enzi - A 46-year-old, whose name was announced on the list of wanted persons on in connection  with the armed attack on worshipers in Al-Mustafa mosque at Al-Dalwah village in Ahsa Governorate as well as the bombing of Al-Anoud in Dammam, in addition to the bombing of Imam Ali bin Abi Talib mosque in Qudayh town, Qatif Governorate. He was was among those fugitives who escaped from Dhurma rest house and considered an expert in explosives.
*Adel Abdullah Ibrahim Al Mjmaj - A 27-year-old, who was previously arrested for his connection to a rally that took place in Qassim province demanding the release of detainees, and he had a connection with Yasser Ali Al-Hudi who was killed in Bisha security confrontation. He disguised in women’s clothes to wear explosive belts.

The security forces seized 2 explosive belts ready to be used, 15 explosive devices with triggers and cables, 4 Kalashnikov machine guns, 2 pistols, a large quantity of ammunition and magazines and bags containing aluminum powder and metal parts that are used to charge improvised explosive devices.

Saudi-owned Al-Arabiya TV reported that explosive devices and pistols had been found after Thursday's shooting and showed images of the four men's faces and dates of birth.

The interior ministry also said gunmen shot and killed a Saudi policeman on duty in a village close to the site of Thursday's raid.-Reuters