Aficio MLP150DN Informações Técnicas descarregar pdf (Página 4)

Network Security White Paper ver. G.1.2

Page 4 of 72

Table of Contents:

1. Introduction ..................................................................................................................9

1-1 Port Based Network Services and Potential Security Issues ................................9

1-2 TELNET ..............................................................................................................10

1-2-1 Function Overview: ..................................................................................10

1-2-2 Potential Threats ......................................................................................10

1-2-3 Possibility of Acting as a Server for Relaying Viruses ..............................10

1-2-4 Theft of Username and Password............................................................10

1-2-5 Interception of network packets:............................................................... 11

1-2-6 Brute force password crack:..................................................................... 11

1-2-7 Possibility of Successful DoS (Denial of Service) Attacks ........................ 11

1-2-8 Recommended Precautions ..................................................................... 11

1-3 FTP .....................................................................................................................12

1-3-1 Function Overview ...................................................................................12

1-3-2 Potential Threats: .....................................................................................12

1-3-3 Recommended Precautions .....................................................................13

1-4 SFTP (SSH2) ......................................................................................................13

1-4-1 Function Overview ...................................................................................13

1-4-2 Destruction, Corruption and Modification of the File System or Kernel ....14

1-4-3 Possibility of Acting as a Server for Relaying Viruses ..............................14

1-4-4 Theft of Username, Password, and Device Information ...........................14

1-4-5 Brute force password crack:.....................................................................14

1-4-6 Theft of Print Data ....................................................................................14

1-4-7 Possibility of Successful DOS (Denial of Service) Attacks .......................14

1-4-8 Recommended Precaution.......................................................................14

1-5 HTTP ..................................................................................................................15

1-5-1 Function Overview ...................................................................................15

1-5-2 Destruction, Corruption and Modification of the File System....................15

1-5-3 Possibility of Acting as a Server for Relaying Viruses ..............................15

1-5-4 Theft of Username and Password............................................................15

1-5-5 Theft of Print Data ....................................................................................15

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