The glossary below contains many of the terms you will find in common use throughout the Symantec Security Response website. Please refer to this list to find definitions of terms and answers to other Internet security-related questions.

BLOC Brightmail Logistics and Operations Cente

Brightmail’s 24/7 spam-fighting facility. Whenever new spam attacks are detected via the Probe NetworkTM, the BLOC generates new filters to detect and catch the spam, and distributes those filters to all Brightmail Scanners at customer sites. BLOC technicians manage and monitor the BLOC, and assist in identifying spam. The BLOC consists of several centers on three continents, providing round-the-clock protection that spans the globe.