See "Mitigating the risk..." at https://security.googleblog.com/2017/02/announcing-first-sha1-collision.html https://security.googleblog.com/2017/02/announcing-

See "Mitigating the risk..." at https://security.googleblog.com/2017/02/announcing-first-sha1-collision.html https://security.googleblog.com/2017/02/announcing-first-sha...