Cloud-based messaging app Telegram provides free, open and secure communication across any platform with automatic chat synching across devices. Telegram also provides a dedicated Bot API for building custom bots that users can interact with via messages and commands to perform predefined tasks.
Yelp spent two years developing a bug-bounty program with Hackerone, which led to over 100 resolved reports. Now, Yelp is taking the program to the broader public to engage a wider set of security researchers. The program offers bounties starting at $100 and can pay up to $15,000.