Cisco Systems is an American multinational corporation that designs, manufactures, and sells networking equipment.

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HeartBleed and Closed Source Hardware like Cisco

With the release of heartbleed how does one protect themselves with closed source networking hardware like cisco? Especially hardware with VPN variety. Would it be best to replaced such systems with ...
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How authentication using md5 works in this ospf example?

I am trying to understand how md5 authentication works between this 2 cisco routers. The password is cisco in both routers. In the output in the field Auth Data: the hash is different in every packet. ...
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Routing Protocol Encryption

As far as I know 'newer' versions of routing protocols support authentication between routers. What about encryption and integrity checks? Some implementations like this one from Cisco use MD5, which ...