DES
Short for Data Encryption Standard, a popular symmetric-key encryption method developed in 1975 and standardized by ANSI in 1981 as ANSI X.3.92. DES uses a 56-bit key and uses the block cipher method, which breaks text into 64-bit blocks and then encrypts them.
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- DHA
Short for Directory Harvest Attack, DHA is a type of malicious Internet attack where online spammers collect valid e-mail address and target those addresses in a spam attack or sell the lists of valid e-mail addresses to unscrupulous marketers. In a DHA attack, the spammer will select a domain name, for example,
- Dynamic Host Configuration Protocol (DHCP)
Short for Dynamic Host Configuration Protocol, a protocol for assigning dynamic IP addresses to devices on a network. With dynamic addressing, a device can have a different IP address every time it connects to the network. In some systems, the device’s IP address can even change while it is still connected. DHCP also supports a […]
- DHCP Server Settings
DHCP (Dynamic Host Configuration Protocol) Server Settings are commonly found on broadband router firmware. The DHCP section is where you can configure the router’s built-in DHCP Server to assign IP addresses to the computers and other devices on your local area network (LAN). Other DHCP options include Enable DHCP Server and Add or Edit DHCP […]
- DIB
(1) Short for Dual Independent Bus, a bus architecture that is part of Intel’s Pentium Pro and Pentium II microprocessors. As its name implies, DIB uses two buses: one from the processor to main memory, and the other from the processor to the L2 cache. The processor can access both buses simultaneously, which increases throughput. […]
- DICOM
Short for Digital Imaging and Communications in Medicine, a standard in the field of medical informatics for exchanging digital information between medical imaging equipment (such as radiological imaging) and other systems, ensuring interoperability. The standard specifies: a set of protocols for devices communicating over a network the syntax and semantics of commands and associated information […]