USA Today posted a story in 2004 regarding kryptonite bike locks being easily opened with a ball point pent. It led to several Class Action lawsuits and the recall of 350,000 bike locks.

USATODAY.com – Kryptonite faces bike lock fiasco after easy hack revealed

The Boston Globe published a similar story as well.

Boston.com _ Business _ Technology _ Cyclists_ Bike locks easy prey for thieves

ABC New York Channel 7 News posted a report on Kryptonite bike locks as well.

7Online.com_ Kryptonite, Its Bike Locks Rendered Powerless by a Pen, Scrambles to Recover