1. E-mail Technical Coordinators Meeting Steve Siirila Chris Bongaarts April 9, 2008

2. Outages 3/30: Scheduled move of power connections affected these services: – –GopherMail (single server w/faulty PS) – –LISTSERV, Lyris – –ldap.umn.edu – –Kerberos (updates only) – –Shibboleth authentication – –Short term wireless – –X.500 dropbox

3. Outages 3/31: Directory server sync problem – –Affected a single directory server – –Timeframe: 1305-1420 – –3% of authenticated SMTP users got intermittent failures sending e-mail – –Some inbound e-mail incorrectly rejected 6572 of 372,992 messages rejected >21% of those were bulk e-mail

4. Phishing Attacks Seeing lots of targeted attacks since late February Many other higher-ed institutions attacked as well Working with OIT Security to block replies and identify users who responded DON’T SEND YOUR PASSWORD IN E-MAIL!

5. Phishing Attacks New attack: fake CAH login page skims first try at password, then redirects to real CAH Examining non-umn.edu referrers to identify potential victims

6. AutoFiling 15,000 users auto-filed in past month Decreased inbox storage usage from 4TB to 2.9TB (28%)

7. Mail Filtering Demo It’s a demo. There’s no text on the slide. :P

15. Bits ‘n’ Bytes M Keys: over 4,100 distributed – –Peoplesoft cut over Sunday 3/16 – –Data Warehouse is next (4/20)

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