Company offers phone blocking on the cloud

CallSource, a Westlake Village-based call tracking and lead management service, has released CallShield, a cloudbased service that automatically blocks telephone hacking attempts and computer-generated spam calls.
CallSource says it invented CallShield in response to a surge in telephone hacking that is plaguing businesses worldwide.
Telephone hacking is a multi-billion-dollar problem involving organized crime, where hackers use computer programs to dial toll-free and local telephone numbers, s...

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