Shisutemu kansa kigyō, anzen taisaku jisshi nintei jigyōsho sōran
By: Tsūshō Sangyōshō hen
Publisher: Nihon Jōhō Shori Kaihatsu Kyōkai
Published: 1991
Place of publication: Tōkyō
Language: jpn
Number of pages: 204
Subjects: Computer security; Directories; System security