Security researcher, Jaime Sanchez has been blocked by Snapchat after publishing vulnerabilities about the ephemeral texting app. According to the cyber security-consultant, the app can be used to stage a denial of service attack (DDoS). This means, anyone using the app can lose their ability to use their phone if hackers were to target large numbers of Snapchat users.
The security flaw uses a weakness in Snapchat’s system that allows any sender to reuse old tokens, a code used to verify user’s identities. By re-using old tokens, hackers can disable a user’s phone by using computers to send thousands of Snapchat messages, usually causing the device to shut down. Read more