( CNN ) One hundred and forty-seven victims . Many more families affected . Even more broken hopes and dreams . As Kenyans mourned those killed last week in one of the deadliest terrorist attacks in the nation , citizens used social media to share the victims ' stories , hopes and dreams . Using the hashtag # 147notjustanumber -- a reference to the number of people , mostly students , killed at Garissa University College on Thursday -- Kenyans tweeted pictures of the victims in happier times . Kenyan authorities have not released a list of the victims . The posts provided heart-wrenching details on the victims , including one about an elderly man whose dreams died with his son . He had reportedly taken a loan to educate him at the university , where he was killed by Al-Shabaab terrorists . The attack in Kenya killed 142 students , three security officers and two university security personnel , and was the nation 's deadliest since the bombing of the U.S. Embassy in 1998 . Kenyan churches mourned the dead during Easter services Sunday as armed guards protected the congregations . In emotional services nationwide , churchgoers wept as they paid tribute to the victims of the massacre . The gunmen who attacked the university in the predawn hours separated Muslims from Christians and killed the latter . The extremist group has also killed Muslims in recent attacks . The Interior Ministry has identified one of the attackers killed by security forces as the son of a government official . The father of suspect Abdirahim Abdullahi is a chief in Mandera and had reported his son missing , officials said . The Islamist extremist group is based in Somalia , but it has n't confined its terrorism to the nation that shares a border with Kenya . In 2013 , militants attacked Nairobi 's upscale Westgate Mall , killing nearly 70 people .
Kenyans use hashtag # 147notjustanumber to honor victims of Kenya university attack . The attack killed 142 students , three security officers and two university security personnel .