This still gives rise to possible security breaches via downloading untrusted software, and the possible infiltration of malware.

But since April the police have reportedly been monitoring Muslim neighborhoods for possible infiltration by the more radical Armed Islamic Group.

As a result, there is no clear consensus on the extent of possible infiltration, or on whether trespassing submarines were necessarily of Soviet origin.

Two doors and a passage with a double turn insured the cellar against any possible infiltration of the day.

The possible infiltration of air and moisture, etc.

During his largely anonymous tenure as director general, long inquiries into the possible infiltration of M.I.-5 by Soviet intelligence came to a boil.

However, Congress, worried about possible Communist infiltration, closed the project in 1939.

Even the possible methods of attack were mentioned, according to officials, including car or truck bombs, and the possible infiltration of ventilation systems.

The change was a response to recent captures, and possible infiltration, by the different law enforcement agencies.

The military had ordered a high alert because of possible infiltration by people wary of foreigners, he said.