Rolling their own crypto is only an advice for your average developer, not for a team of mathematics, who put out a bounty for anyone who can break it. If I we

Rolling their own crypto is only an advice for your average developer, not for a team of mathematics, who put out a bounty for anyone who can break it. If I were a journalist, I wouldn’t use it for the leak of a lifetime. But for the common folks it is absolutely more than fine.