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One example of malware that propagates through removable media such as USB flash drives is Stuxnet, which caused significant damage to Iran's nuclear program. The risk from an attack like this can be reduced by automatically scanning media for malware and prohibiting users from attempting to access the contents of removable media of unknown origin.
In the 1964 removable disk media was introduced by the IBM 2310 disk drive with its 2315 cartridge used in IBM 1800 and IBM 1130 computers. [7] Magnetic disk media is today not removable; however disk devices and media such as optical disc drives and optical discs are available both as internal storage and external storage. [8]
An open file format is a file format for storing digital data, defined by a published specification usually maintained by a standards organization, and which can be used and implemented by anyone. For example, an open format can be implemented by both proprietary and free and open source software , using the typical software licenses used by each.
Solid-state storage is also available as removable media. A memory card, such as MMC and SD, is shaped to fit into a special port for the card. A USB flash drive connects via USB and is not constrained by shape and size as a card is. [2] [11]
Audio tape cassettes and high-capacity floppy disks (e.g., Imation SuperDisk), and other forms of drives with removable magnetic media, such as the Iomega Zip drive and Jaz drives, are now largely obsolete and rarely used. There are products in today's market that will emulate these legacy drives for both tape and disk (SCSI1/SCSI2, SASI ...
This category refers to digital media used in computer storage devices. Examples of such media include (a) magnetic disks, cards, tapes, and drums, (b) punched cards and paper tapes, (c) optical disks, (d) barcodes and (e) magnetic ink characters.
A PDF file is organized using ASCII characters, except for certain elements that may have binary content. The file starts with a header containing a magic number (as a readable string) and the version of the format, for example %PDF-1.7. The format is a subset of a COS ("Carousel" Object Structure) format. [24]
Portable Document Format (PDF) Corel Draw File (CDR) Scalable Vector Graphics (SVG) Rich Text Format file (RTF) Other flexible containers can hold many types of audio and video, as well as other media. The most popular multi-media containers are: [2] [3] 3GP (used by many mobile phones; based on the ISO base media file format)