DATA MINING

Software will let government agencies share and analyze data on everything from airline passenger manifests to terrorists' e-mail exchangesIDENTIFICATION TOOLS

Fingerprint readers, iris scanners, and magnetic or chip-based ID cards could authenticate identities at airports and military basesCOMMUNICATIONS

Mobile phones and GPS systems are being retooled for locating 911 callers--and can also aid in tracking terrorist activities