BGP Beyond Preventing Outages
Since its initial conception on the back of a napkin, BGP has been an essential part of the Internet. However, its ubiquity and simplicity also make it a potential weak spot in any organization's Internet Stack. As an open, near-universal protocol it's a vector for potentially malicious attacks. It can also cause the same amount of problems simply through misconfiguration (in fact telling the difference between the two can be a challenge in and of itself).