---
title: "Del Monte Foods network-data incident"
description: "Del Monte Foods disclosed unauthorized file acquisition after a February network disruption."
incident_type: "Cybersecurity incident"
status: "active"
last_modified: "2026-10-30"
canonical_url: "https://www.ally.security/incidents/del-monte-foods-network-data-incident-2026"
markdown_url: "https://www.ally.security/incidents/del-monte-foods-network-data-incident-2026.md"
stix_url: "https://www.ally.security/incidents/del-monte-foods-network-data-incident-2026/stix.json"
---

# Del Monte Foods network-data incident

A later file review found personal information; the public notice leaves some affected fields unspecified.

Last modified Oct 30, 2026 · 2 sources

## Summary

- **Environment:** Del Monte Foods network and files
- **Operational impact:** Network operability affected; duration not established
- **Financial impact:** No confirmed incident cost quantified

## What happened

[Del Monte Foods Corporation II](https://www.delmontefoods.com/) discovered a network-operability problem on February 9, 2026. Its investigation established that files had been acquired without authorization. [2](#source-2)

## Impact

The company identified personal information in the files around August 20. The public sample names individuals’ names but leaves other data fields unspecified; it does not establish a national affected-person total. [2](#source-2)

## Timeline

### February 9, 2026 — Network issue discovered

The company investigated with independent cybersecurity specialists. [2](#source-2)

### October 20, 2026 — Notification addresses verified

The [individual notice](https://oag.ca.gov/system/files/%28CA%29%20Del%20Monte%20Notice%20of%20Data%20Breach%20%281%29_0.pdf) distinguishes this milestone from subsequent notification work. [2](#source-2)

### October 30, 2026 — Briefing updated

This briefing was last reviewed and updated on October 30, 2026.

## Threat Group & Attack Vector

The initial access mechanism and attacker are not disclosed. California’s [record](https://oag.ca.gov/ecrime/databreach/reports/sb24-632046) lists February 7 as the incident date, distinct from February 9 discovery. [1](#source-1) [2](#source-2)

### Actors

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

### TTPs

- No specific MITRE ATT\&CK technique is currently mapped for this case.

## Response

Del Monte enhanced security and offered identity protection. Completion of address verification on October 20 does not establish the mailing date. [2](#source-2)

## Assets

[Download the case-scoped STIX 2.1 bundle](<https://www.ally.security/incidents/del-monte-foods-network-data-incident-2026/stix.json>)

## Sources

Primary source records used to research this incident.

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

### California breach record: Del Monte Foods Corporation II

regulatory · California Department of Justice

<https://oag.ca.gov/ecrime/databreach/reports/sb24-632046>

<a id="source-2"></a>

### Del Monte Foods Corporation II notice of data breach

official · Del Monte Foods Corporation II Inc.

<https://oag.ca.gov/system/files/%28CA%29%20Del%20Monte%20Notice%20of%20Data%20Breach%20%281%29_0.pdf>

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

Review the supporting structured claims.

1. **Occurred At · 100% confidence · current**  
   Network disruption discovered: 2026-02-09
2. **Resulted In · 100% confidence · current**  
   Del Monte Foods network-data incident: The file review identified personal information around August 20. The public template names individuals’ names but leaves other affected fields as a placeholder; it does not establish all exposed data categories or a national total.
3. **Resulted In · 100% confidence · current**  
   Del Monte Foods network-data incident: Network disruption discovered
4. **Resulted In · 100% confidence · current**  
   Del Monte Foods network-data incident: Notification addresses verified
5. **Resulted In · 100% confidence · current**  
   Del Monte Foods network-data incident: Del Monte learned of a network-operability issue on February 9 and its investigation determined that files had been acquired without authorization.
6. **Began At · 100% confidence · current**  
   Del Monte Foods network-data incident: 2026-02-07
7. **Discovered At · 100% confidence · current**  
   Del Monte Foods network-data incident: 2026-02-09
8. **Occurred At · 100% confidence · current**  
   Notification addresses verified: 2026-10-20
9. **Resulted In · 100% confidence · current**  
   Del Monte Foods network-data incident: Del Monte completed address verification for notices on October 20, engaged cybersecurity experts, enhanced security and offered identity protection. October 20 is not established as the mailing date.
10. **Affected Organization · 100% confidence · current**  
   Del Monte Foods network-data incident: Del Monte Foods Corporation II Inc.

</details>