As discussed above, IPsec delivers data confidentiality services by executing a transform on plain text data. Common ciphers used in the IPsec transform are DES, 3DES, and AES. All of these transforms ...

For smaller networks on which keys can be manually defined, IKE preshared keys (PSKs) can be used. PSKs are manually defined in the IKE policy of each crypto endpoint. Once crypto and ISAKMP policies ...

Security demands focus the need for authentication, encryption, and digital signatures in embedded network devices as more devices are connected to the Internet. Attacks on desktops, servers, and PCs ...

IPsec is an addition to IP protocol that allows authentication and encryption of IP datagrams. It is defined in detail in IETF RFCs 2401, RFC 2402, RFC 2406 and RFC 2407 (see Resources). IPsec can be ...

Businesses are rediscovering centralized storage. But they could end up discovering a security hazard. Even companies with medium-sized networks are employing NAS appliances or constructing ...

If you are serious about computer/network security, then you must have a solid understanding of authentication methods. Debra Littlejohn Shinder takes a moment to lay out the role authentication plays ...

“The work is done, but how no one can see; ’Tis this that makes the power not cease to be.” —Lao Tzu, Tao Te Ching When I travel, I have to leave my friend Jane, the 13-year-old Boxer, behind. So when ...

“The work is done, but how no one can see; ’Tis this that makes the power not cease to be.” —Lao Tzu, Tao Te Ching When I travel, I have to leave my friend Jane, the 13-year-old Boxer, behind. So when ...