* Secure Software, a McLean software security firm, raised $5.25 million from Charles River Ventures and Valhalla Partners. Secure analyzes computer code for flaws.

* Elantic Networks, a Richmond company that owns and operates advanced telecommunications networks, completed its acquisition of Dominion Telecom, a telecommunications subsidiary of Dominion Resources, also based in Richmond.

* Defywire, a Herndon wireless and mobile software provider, named Edward M. Peters Jr. a director. Peters is president of DataDirect Technologies.

* BioVeris, a Gaithersburg medical diagnostics company, named John E. Quinn and William J. Crowley Jr. directors. Quinn is group vice president of the elastomers and performance additives business of PolyOne. Crowley is a certified public accountant and independent business adviser.

* CompuDyne, a Hanover electronic security company, nominated John M. McConnell to its board for election at Thursday's annual meeting. McConnell is vice president and director of Booz Allen Hamilton's Infrastructure Assurance Center of Excellence.

* Celsion, a Columbia biotechnology company, named David J. Braitman senior vice president, product development. Braitman was vice president, clinical research and managing director of the U.S. affiliate of Medisearch International, a European clinical research organization.

* Online criminals are attacking corporate and government networks more frequently, costing businesses an estimated $666 million in 2003, according to a survey of computer security executives. The survey was conducted by CSO [Chief Security Officer] magazine in cooperation with the U.S. Secret Service and the CERT cyber-security center at Carnegie Mellon University in Pittsburgh.

* Government Web sites are used primarily for research by Americans, who prefer to conduct sensitive or complex interactions with federal agencies over the phone or in person, a finding the Pew Internet and American Life Project researchers said will help government Web designers.

Compiled from reports by Washington Post staff writers, Dow Jones News Service, PR Newswire and Business Wire.