deb.torproject.org signing key expired, cannot install
subkey expired, main key expires soon:
pub 2048R/886DDD89 2009-09-04 [expires: 2014-09-03] Key fingerprint = A3C4 F0F9 79CA A22C DBA8 F512 EE8C BC9E 886D DD89 uid deb.torproject.org archive signing key sub 2048R/219EC810 2009-09-04 [expires: 2014-08-29]
Trac:
Username: torfan