Buffer encrypts access tokens after spammer hack

Buffer, a service for scheduling social media posts, said Sunday it has strengthened its security after spammers gained access to its network. On Saturday, Buffer halted all social media postings after a raft of spam coming from Buffer accounts hit Facebook and Twitter. Later that day, service was restored, but Buffer advised users to access their accounts from its main URL rather than from its mobile applications. Buffer, based in San Francisco, said on Sunday it is encrypting OAuth access toke...