The risks of software

Article Abstract:

Software errors can cause costly and deadly errors in critical computer systems, such as those controlling anti-lock brakes or chemical plants. Because software reliability is difficult to accurately assess, it may be necessary to limit the role of software in some computer systems.

Prevention, Program errors, Bugs (Software)

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How computer security works: three types of safeguards offer a formidable defense against Internet intruders

Article Abstract:

Three types of computer security techniques: the firewall, digital certificates and the Java Sandbox, are discussed, highlighting the specific verification system each technique uses to assure the integrity of the computer system and its contents.

Firewalls (Data security)

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Cryptography for the Internet: e-mail and other information sent electronically are like digital postcards - they afford little privacy. Well-designed cryptography systems can ensure the secrecy of such transmissions

Article Abstract:

A profile on the cryptographic techniques develope for Internet use is presented. Public-key cryptography relies on two encryption programs, the public key which is distributed widely, and the private key, which only individuals can use.

Data encryption, Online transaction processing

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