Concept Note on PBX Hacking

Why Should you read this?

A PABX/PBX (Private (Automatic) Branch exchange) is telephone equipment that is installed on corporate premises to provide a number of telephone extensions within an offi¬ce and operate as a connection between the business and the external dial-out network. A PBX allows sharing of outside lines and thus significantly reduces the number of such lines needed to be leased from a Telco. PBXs have evolved over time in much the same way that Telcos have evolved, moving from circuit switched to IP-based packet technologies. This Point of view on PBX hacking takes a look at some of the most common methods of hacking PBXs and recommends the preventive steps to counter them.

Read the Point of View document here.

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