---
title: "Allianz Life (US) security incident"
description: "What the retained public evidence establishes about the Allianz Life (US) incident, its attack path, impact, and response."
incident_type: "Cybersecurity incident"
status: "active"
last_modified: "2026-09-19"
canonical_url: "https://www.ally.security/incidents/allianz-life-us-security-incident-2025"
markdown_url: "https://www.ally.security/incidents/allianz-life-us-security-incident-2025.md"
stix_url: "https://www.ally.security/incidents/allianz-life-us-security-incident-2025/stix.json"
---

# Allianz Life (US) security incident

Voice phishing induced personnel to authorize a malicious connected OAuth application in Salesforce. approximately 1.4M customer records stolen.

Last modified Sep 19, 2026 · 1 source

## Summary

- **Environment:** Insurance
- **Operational impact:** approximately 1.4M customer records stolen
- **Financial impact:** No financial figure is established by the reviewed source evidence

## What happened

In 2025, Allianz Life experienced an incident in its insurance environment. The retained source describes the attack path as follows: Voice phishing induced personnel to authorize a malicious connected OAuth application in Salesforce. [1](#source-1)

The documented consequence was: approximately 1.4M customer records stolen. [1](#source-1)

## Impact

- Documented impact: approximately 1.4M customer records stolen. [1](#source-1)
- No financial loss, ransom amount, recovery cost, or regulatory penalty is established by the reviewed source evidence.

## Timeline

### July 26, 2025 — Documented public update

The [Allianz Life confirms data breach](https://www.bleepingcomputer.com/news/security/allianz-life-confirms-data-breach-impacts-majority-of-14-million-customers/) records the incident facts used in this briefing. [1](#source-1)

### September 19, 2026 — Briefing updated

This briefing was last reviewed and updated on September 19, 2026.

## Threat Group & Attack Vector

The retained source describes the attack path as follows: Voice phishing induced personnel to authorize a malicious connected OAuth application in Salesforce. The canonical record does not add intrusion steps beyond those supported by the source. [1](#source-1)

### Actors

- No threat actor group has been identified in the reviewed public evidence.

### TTPs

- [T1566 — Phishing](https://attack.mitre.org/techniques/T1566/) — mapped from the cited behavior. [1](#source-1)
- [T1528 — Steal Application Access Token](https://attack.mitre.org/techniques/T1528/) — mapped from the cited behavior. [1](#source-1)

## Response

The reviewed source does not describe containment, notification, or restoration steps in enough detail to summarize them responsibly.

This account is bounded to [Allianz Life confirms data breach](https://www.bleepingcomputer.com/news/security/allianz-life-confirms-data-breach-impacts-majority-of-14-million-customers/). Details absent from that evidence are left unresolved rather than inferred. [1](#source-1)

## Assets

[Download the case-scoped STIX 2.1 bundle](<https://www.ally.security/incidents/allianz-life-us-security-incident-2025/stix.json>)

## Sources

Primary source records used to research this incident.

<a id="source-1"></a>

### Allianz Life confirms data breach

news · BleepingComputer

<https://www.bleepingcomputer.com/news/security/allianz-life-confirms-data-breach-impacts-majority-of-14-million-customers/>

<details>
<summary>Evidence ledger</summary>

Review the supporting structured claims.

1. **Resulted In · 100% confidence · current**  
   Allianz Life (US) security incident: The reviewed source documents the allianz life (us) security incident involving Allianz Life.
2. **Used Attack Technique · 90% confidence · current**  
   Allianz Life (US) security incident: https://attack.mitre.org/techniques/T1528/
3. **Resulted In · 85% confidence · current**  
   Allianz Life (US) security incident: Voice phishing induced personnel to authorize a malicious connected OAuth application in Salesforce.
4. **Occurred At · 100% confidence · current**  
   Documented public update: 2025-07-26
5. **Resulted In · 84% confidence · current**  
   Allianz Life (US) security incident: approximately 1.4M customer records stolen.
6. **Affected Organization · 100% confidence · current**  
   Allianz Life (US) security incident: Allianz Life
7. **Used Attack Technique · 90% confidence · current**  
   Allianz Life (US) security incident: https://attack.mitre.org/techniques/T1566/

</details>