The pair, who are linked to a malware network that stole more than $100 million, are already in custody in the U.K.
At an event Wednesday morning in Washington, D.C., industry representatives will announce plans to fight back against botnets, which have become the Internet's leading security threat.
week in review Trojan strikes Mac users, while Facebook strikes back at Yahoo with a patent suit of its own. Also: Yahoo layoffs.
A previous version of this report misstated the availability of a patch. One was issued on Tuesday.
Russian antivirus company says half the computers infected with malware designed to steal personal information are in the U.S. -- with 274 located in Cupertino.
Researchers use specially crafted code to direct infected computers to their servers instead of servers run by the criminals who have been using the botnet to distribute spam.
Microsoft and its allies seized control servers Friday in two states as part of an operation to not just stop the botnets but also to disrupt how criminals use them.
New variants resurrect the malware four months after Microsoft and Kaspersky Lab took down the original, which was capable of sending nearly 4 billion spam e-mails each day.
St. Petersburg, Russia-based Andrey N. Sabelnikov says he is "absolutely not guilty" of participating in the creation of the huge spam network that Microsoft shut down last September.
Software giant accuses a St. Petersburg, Russia, resident of writing malware to control and nurture the botnet, which infected 41,000 computers worldwide.