“In the United States, most banks take special precautions with their Swift computers, building multiple firewalls to isolate the system from the bank's other networks and keeping the machines physically isolated in a separate locked room.

”But elsewhere, some banks take far fewer precautions. ... The central bank in Bangladesh, by some accounts, employed fewer protections against cyberattacks than many other large banks. The bank, for example, used $10 routers and no firewalls, according to news reports.“

-- from ”Hackers' $81 Million Sneak Attack on World Banking" on the front page of the New York Times.