SO · News · 20261009N

Customer Data Breach

SOUTHERN CO · 2026-10-09 · Importance 34 · Surprise 42

A data breach affected approximately 400,000 customers of Southern Company subsidiaries Georgia Power, Alabama Power, and Mississippi Power, with separate reporting citing about 100,000 Alabama Power accounts. Exposed information reportedly included names, addresses, phone numbers, email addresses, and partial Social Security numbers, but no financial details. Southern Company said it found no evidence of ongoing unauthorized access, engaged law enforcement, and offered affected customers one year of complimentary Equifax credit monitoring. A law firm is investigating potential class-action claims related to the incident.

Key facts

• Southern Company is offering a year of complimentary Equifax credit monitoring to customers affected by the Alabama Power breach. source
• A data breach has affected approximately 100,000 Alabama Power accounts, exposing names, addresses, phone numbers, email addresses, and the last four digits of Social Security numbers. source
• Southern Company engaged law enforcement and conducted an investigation and stated there is no evidence of ongoing unauthorized access related to the Alabama Power breach. source
• The breach exposed limited customer account information for approximately 400,000 Southern Company customers across Georgia Power, Alabama Power, and Mississippi Power. source
• A law firm is offering free case evaluations to Southern Company customers affected by the breach to explore potential class action claims. source
• Edelson Lechtzin LLP is investigating a data breach at Southern Company that affected approximately 400,000 customers of Georgia Power, Alabama Power, and Mississippi Power. source
• A separate disclosure stated the data breach affected approximately 400,000 customers and exposed limited personal information like names, addresses, and partial Social Security numbers, but no financial details. source
• Following disclosure of the data breach, Southern Company's stock saw a slight decrease in trading. source