A group of hackers called Mysterious Team made multiple Senegalese government websites go offline overnight by hitting them with denial-of-service (DDoS) attacks, a government spokesperson said. The group claimed responsibility for the cyber attacks in a series of Twitter posts using the hashtag #FreeSenegal used by campaigners alleging political repression in Senegal. The attacks come at a time of heightened political tensions in Senegal. One person was killed on Friday in the latest violent standoff between state security forces and opposition supporters. In a statement about the cyber attacks in the early hours of Saturday, government spokesperson Abdou Karim Fofana said all…