11.   These hackers may be paid by a corporate rival to find secrets about a competitor, or the hackers may have a goal in mind of creating economic havoc.

12.   Without it, even an above-average teenage hacker would have trouble disabling the software sentry.

13.   A source familiar with the case said hackers had access to the code for up to five weeks.

14.   A source familiar with the case told The Associated Press that the hackers had access to the codes for up to five weeks.

15.   A source familiar with the case told The Associated Press on Friday that the hackers had access to the codes for up to five weeks.

16.   American hackers have vandalized scores of Chinese Web sites, frequently adding obscene or racist anti-China screeds.

17.   Hackers have the time and the enthusiasm to work out how individual encryption programs work by reverse engineering it.

18.   In the contest, hackers will have two weeks to complete four tasks related to corrupting a Web site protected by PitBull.

19.   Other hackers have cracked complex computer systems just for the notoriety or the thrill.

20.   That contrasts to initial company statements that the hacker could have had access for up to five weeks.