It is surprising, however, that the rogue program in this case belonged to Knight Capital, one of the most adept and experienced hands in this new world of algorithms that grapple for control of our money.

FORBES: Knight Capital's Algorithmic Fiasco Won't Be The Last of its Kind

In May, Michael Haephrati, a computer consultant, was detained in London and is now awaiting an extradition hearing for allegedly selling a rogue program to Israeli private investigators who used it to spy on their clients' competitors.

FORBES: Chinese Take Out

Rutgers University basketball Coach Mike Rice and his assistant Jimmy Martelli have run a rogue, abusive program for years.

FORBES: Coaches Behaving Very Badly

Analysts said that in the previous quarters that bank had begun an extensive risk-cutting program and reduced its large trading positions, following the losses from rogue trader Jerome Kerviel.

FORBES: Market Scan

For a decade, Google and the other search engines declined to use a verification program created in 1999 by a group representing U.S. state pharmacy regulators to weed-out rogue online drug sellers.

WSJ: Google Was Warned on Rogue Drug Ads