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Southern CompanySecurity incident

100,000 Alabama Power Customers Affected in Southern Company Data Breach

What happened

Experienced a data breach where an unauthorized third party accessed the account information of approximately 400,000 customers through its online customer portal.

Source

Article excerpt

Highlighted: the sentence this signal was extracted from

BIRMINGHAM, Ala. (WBMA) - About 100,000 Alabama Power customers have been affected by a data security incident involving Southern Company, the utility's parent company, which says an unauthorized third party accessed limited customer account information through its online customer portal. Southern Company said it recently detected suspicious activity involving the portal and took immediate steps to stop the unauthorized access. The company has also notified law enforcement and launched an investigation. According to Southern Company, the information accessible through the affected system was limited and may have included customers' names, addresses, phone numbers, email addresses, the last four digits of Social Security numbers and other basic account details. The company said bank account numbers, payment card numbers and driver's license numbers were not included in the affected information. Southern Company said approximately 400,000 customers across its service territory were affected by the incident. About 100,000 of those customers are Alabama Power customers, which serves approximately 1.6 million customers across Alabama. The remaining approximately 300,000 affected customers are Georgia Power customers. Georgia Power serves roughly 2.8 million customers in Georgia. Southern Company said its investigation has not identified evidence of ongoing unauthorized access...

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Extracted by Autobound

From the Signal API record
Event
Security incident

What this signalsA breach often leads to new security spend.

Location
Birmingham, Alabama, United States

More security incident signals at other companies

The full record

From the Signal API record

Details

Issue named
An unauthorized third party accessed limited customer account information for approximately 400,000 customers through its online customer portal, potentially including names, addresses, phone numbers, email addresses, and the last four...

Extraction

Confidence
90%
Detected
Oct 5, 2026
signal_type
news
signal_subtype
security_incident

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The API returns more than this page shows

This page shows a preview. The full news record in the Signal API and MCP can also have these 8 fields. Some fields are empty for some signals.

Company

  • linkedin_urlValue in the API
  • industriesValue in the API
  • employee_count_lowValue in the API
  • employee_count_highValue in the API
  • revenueValue in the API
  • descriptionValue in the API

Signal

  • signal_nameValue in the API
  • associationValue in the API
Show the full JSONThe record on this page and the API request

GET /v1/signals/35494c4c-c326-43f0-6e83-530d50fa9ee1 returns this record as JSON. POST /v1/companies/enrich returns every signal for southerncompany.com.

{
  "signal_id": "35494c4c-c326-43f0-6e83-530d50fa9ee1",
  "signal_type": "news",
  "signal_subtype": "security_incident",
  "detected_at": "2026-10-05T23:44:02+00:00",
  "company": {
    "name": "Southern Company",
    "domain": "southerncompany.com"
  },
  "data": {
    "url": "https://abc3340.com/news/local/100000-alabama-power-customers-affected-in-southern-company-data-breach-draft-10-05-2026-october",
    "title": "100,000 Alabama Power Customers Affected in Southern Company Data Breach - WBMA",
    "excerpt": "BIRMINGHAM, Ala. (WBMA) - About 100,000 Alabama Power customers have been affected by a data security incident involving Southern Company, the utility’s parent company, which says an unauthorized third party accessed limited customer account information through its online customer portal. Southern Company said it recently detected suspicious activity involving the portal and took immediate steps to stop the unauthorized access. The company has also notified law enforcement and launched an investigation. According to Southern Company, the information accessible through the affected system was limited and may have included customers’ names, addresses, phone numbers, email addresses, the last four digits of Social Security numbers and other basic account details. The company said bank account numbers, payment card numbers and driver’s license numbers were not included in the affected information. Southern Company said approximately 400,000 customers across its service territory were affected by the incident. About 100,000 of those customers are Alabama Power customers, which serves approximately 1.6 million customers across Alabama. The remaining approximately 300,000 affected customers are Georgia Power customers. Georgia Power serves roughly 2.8 million customers in Georgia. Southern Company said its investigation has not identified evidence of ongoing unauthorized access. The...",
    "summary": "Experienced a data breach where an unauthorized third party accessed the account information of approximately 400,000 customers through its online customer portal.",
    "location": "Birmingham, Alabama, USA",
    "planning": false,
    "image_url": "https://abc3340.com/resources/media2/16x9/604/1320/0x2/90/260a3e5d-13b2-4c9e-ba81-cc72856b2195-AlabamaPower.PNG",
    "confidence": 0.9,
    "published_at": "2026-10-05T23:44:02Z",
    "location_data": [
      {
        "city": "Birmingham",
        "state": "Alabama",
        "region": "Northern America",
        "country": "United States",
        "continent": "Americas",
        "fuzzy_match": false
      }
    ],
    "vulnerability": "An unauthorized third party accessed limited customer account information for approximately 400,000 customers through its online customer portal, potentially including names, addresses, phone numbers, email addresses, and the last four digits of Social Security numbers.",
    "article_sentence": "About 100,000 Alabama Power customers have been affected by a data security incident involving Southern Company, the utility’s parent company, which says an unauthorized third party accessed limited customer account information through its online customer portal."
  }
}

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