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  • av MECKLERMEDIA
    399,-

    This annual directory offers a guide to the full range of electronic documents currently available, complete with access, subscription and submission instructions, decriptive information, listings of contents, reviews, and a subject index to enable users to locate publications.

  • av MECKLERMEDIA
    605,-

  • av MECKLERMEDIA
    309,-

    This guide shows the user how security concerns affect their Internet usage. The book provides a brief history of Pretty Good Privacy (PGP) and other encryption software distributed free on the Internet. Also included is a discussion of security risks and initiatives to improve security.

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