WASHINGTON — Boston's police commissioner told lawmakers conducting the first congressional hearing on the Marathon bombings that government should tighten security around celebratory public events and consider using more undercover officers, special police units and technology, including surveillance cameras — but only in ways that don't run afoul of civil liberties.

The PPVAR (Partnership for Priority Video Alarm Response) is a U.S. public/private partnership that has been created to bring together all the stakeholders in property crime to promote video alarms to make arrests and reduce losses.

Tyco International has announced that its ADT North America Commercial Security business unit, a security systems integrator, is changing its name to Tyco Integrated Security.

Annex Business Media is pleased to announce the acquisition of four business-to-business properties from KAP Media Inc., a Thornhill, Ont.- based publisher. The acquisition includes Security Matters, Security Products Canada, Sécurité Québec, and SecurityPages.ca.

The merchandise at Kevin Mykle’s store may remind customers of a simpler past, but the technology watching them couldn’t be more high tech. And that’s just as well — when your store extends over 10,000 square feet and is filled with thousands of pairs of cowboy boots, several hundred hats, as well as saddles worth $3,500, it’s nice to know you’re staying ahead of the curve.

Security professionals are on the move this summer, as several significant players announce they are moving on to new opportunities in key roles.

The Ontario Lottery and Gaming Corp. (OLG) is currently rolling out facial recognition software at each of the 27 gaming facilities in the province to detect “self-excluders” —people who are admitted gambling addicts.