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E-mail Technical Coordinators Meeting

This update covers various topics discussed in the E-mail Technical Coordinators Meeting, including spam reporting, inbox auto-filing, phase-out of clear-text passwords, outgoing SMTP issues, Aphelion Directory updates, Bits 'n' Bytes updates, and discussion on port 25 blocking.

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E-mail Technical Coordinators Meeting

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  1. E-mail Technical Coordinators Meeting Chris Bongaarts Steve Siirila October 12, 2005

  2. Spam Reporting • Added new spam reporting method, primarily for hotmail.com servers • 36,375 spam reports from users last month • 100,160 spam reports from SpamAssassin runs last month

  3. Inbox Auto-Filing • Started sending warning letters 9/18 • Auto-filed mail is put into a folder named “AutoFiled” within the user’s “mail” folder in their home directory • Of 14,000 eligible mailboxes: • 5,249 warning letters have been sent • 2,610 have been auto-filed • Auto-filing 600 users/day

  4. Phase-out of clear-text passwords • 5,800 users remain insecure: • 388 forced to secure servers • 2,850 warned they will be forced secure in one week • Moving users at a rate of 200 per day to secure E-mail servers • New definition of “secured” • No insecure accesses for 60 days • 1,200 users newly considered “secured”

  5. Outgoing SMTP Issues • Will be restricting smtp.umn.edu services to central e-mail users only • OIT Security will be scanning servers authorized for relay.tc.umn.edu • Timeline for smtp-gw.tc.umn.edu service phase-out approx. 1Q2006

  6. Aphelion Directory • 2 LDAP directory engine (LDE) servers now actively kept up-to-date • Awaiting updates for finer access control • Application conversion in progress (to use LDAP instead of ComDUA/DISH) • Application testing continues

  7. Bits ‘n’ Bytes • E-mail reporting on block lists coming in next couple weeks • PKI pilot wrapped up, final report in progress • Redundant Kerberos server builds and AD testing underway

  8. Premium InteractiveE-mail Accounts • Interactive (shell) access (e.g. pine, elm, bash, tcsh, msh, screen, irc, etc.) • Extended filesystem quotas • Web CGI • Home for 3,000 accounts

  9. Discussion topic:Port 25 Blocking • Should we? • From where? • Everywhere? • Dynamic/dialup only? • Wireless only? • To where? • Everywhere? • Non-UMN only? • Whitelist of OK MTAs? • Who would complain? • Visiting faculty sending via home institution (should use 587)

  10. Steve Siirila sfs@umn.edu 612-626-0244 Chris Bongaarts cab@umn.edu 612-625-1809 ‘Till next month…

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