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Secure Remote Access

Security Roundtable. Secure Remote Access . Topics. Uses for Remote Access Do work from home Access to campus systems as if you were on campus Risks of Remote Access Unencrypted sessions can be snooped May leave remote station unprotected Windows Remote Desktop

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Secure Remote Access

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  1. Security Roundtable Secure Remote Access

  2. Topics • Uses for Remote Access • Do work from home • Access to campus systems as if you were on campus • Risks of Remote Access • Unencrypted sessions can be snooped • May leave remote station unprotected • Windows Remote Desktop • Other Remote Access Options • VPN

  3. Remote Desktop Protocol • Included with Windows XP • Uses 128-bit RC4 encryption • Does not use shared sessions • Supports file transfers • Is allowed through campus firewall (but not for long)

  4. Remote Desktop Protocol • Works over TCP Port 3389

  5. UltraVNC • Open Source (Free) • No encryption by default, but can be added with a plug-in • Uses shared sessions • Supports file transfers • Java viewer • Default port is 5900

  6. RealVNC Free • Open Source (Free) • No encryption • Uses shared sessions • Does not support file transfers • Cross-Platform • Java Viewer • Default port is 5900

  7. Radmin • Commercial Product (Not Free) • AES-256 encryption • Uses shared sessions • Supports file transfers • Additional features such as remote terminal, remote shutdown, and chat • Default port is 4899

  8. K-State VPN • Creates an encrypted tunnel for all traffic going to and from K-State • Gives you a K-State IP address (129.130.X.X) • Allows you to getaround campus border firewall

  9. Telnet • Telnet is unencrypted and login information is sent in clear text • Unix server supports SSH (encrypted) • PuTTY included inthe Cat Pack

  10. File Transfer • FTP is unencrypted and login info is sent in clear text • Unix server supports SFTP and SCP • WinSCP included in the CatPack

  11. Demonstration & Questions

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