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 tokens, which allow users to grant another application access to a service without revealing their password. Buffer also added a new security parameter to its API (applications programming interface) calls.
"We have greatly increased security of how we are posting to Twitter and Facebook and have confidence to cover the security holes the hackers have used to break into our system," wrote Joel Gascoigne, Buffer's founder.
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