Massachussets Mutual Life Insurance Company

United States of America

Massachussets Mutual Life Insurance Company is an organisation in Delaware. It appears on the Delaware Attorney General data security breach database with 3 confirmed incidents; the most recent notice was filed on December 16, 2013.

Data as of October 17, 2026.

Sources

Delaware Data Security Breach Database (Socrata dir6-wx8v)

Confirmed incident

US-DE

Occurred: December 1, 2013
Disclosed: December 16, 2013

Timeline

December 16, 2013
Reported to regulator Regulator
DE AG breach notification: an unknown number of Delaware residents affected
^source
December 16, 2013
Reported to regulator Regulator
DE AG breach notification: an unknown number of Delaware residents affected
^source
December 16, 2013
Reported to regulator Regulator
DE AG breach notification: an unknown number of Delaware residents affected
^source

What a Delaware notice means

Governed by 6 Del. C. §12B-102. Notice to the Attorney General is required when a breach affects more than 500 Delaware residents.

Note: the count is Delaware residents only, not a total.

Delaware breach-notification register ↗

Confirmed incident

US-DE

Occurred: September 13, 2014
Disclosed: October 3, 2013

Timeline

October 3, 2013
Reported to regulator Regulator
DE AG breach notification: an unknown number of Delaware residents affected
^source
October 3, 2013
Reported to regulator Regulator
DE AG breach notification: an unknown number of Delaware residents affected
^source
October 3, 2013
Reported to regulator Regulator
DE AG breach notification: an unknown number of Delaware residents affected
^source

Confirmed incident

US-DE

Occurred: January 1, 2013
Disclosed: February 20, 2013

Timeline

February 20, 2013
Reported to regulator Regulator
DE AG breach notification: an unknown number of Delaware residents affected
^source
February 20, 2013
Reported to regulator Regulator
DE AG breach notification: an unknown number of Delaware residents affected
^source
February 20, 2013
Reported to regulator Regulator
DE AG breach notification: an unknown number of Delaware residents affected
^source

Sources

Timeline

Timeline

Timeline

Related

Disclosed around the same time