high severity August 25, 2025 · 3 min read Unverified claim — what this is

Security First Credit Union Listed by INC Ransom Ransomware Group

If you are a client of Security First Credit Union, here’s what is being claimed, and what it would mean for you.

Security First Credit Union is the largest locally-based credit union in the Rio Grande Valley, focusing on providing financial services for the community. They offer a variety of products including savings and checking accounts, loans, mortgages, and mobile banking solutions. Their target clients are individuals and families in the Rio Grande Valley looking for accessible banking options and support. The credit union emphasizes community involvement and member benefits, aiming to enhance financial literacy through workshops and education programs.
— from INC Ransom’s own leak-site posting. This is the group’s claim, quoted verbatim; it is not GalaxyWarden’s reporting and has not been independently verified.

Security First Credit Union Listed by INC Ransom Ransomware Group

On August 25, 2025, Security First Credit Union appeared on the leak site of the incransom ransomware group in a listing claiming internal files were exfiltrated during a ransomware attack. The credit union, the largest locally based institution in Texas’s Rio Grande Valley, serves thousands of individuals and families with everyday banking, loans, mortgages, and mobile services. While the exact number of affected members remains unknown, anyone who has ever opened an account, applied for a loan, or used their mobile banking app could have personal information now in attackers’ hands.

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What Public Reporting Shows

Public reporting indicates that incransom listed Security First Credit Union on its dark-web blog and began publishing samples of stolen data. The exposed material consists of internal files exfiltrated during the ransomware incident. No confirmed total of impacted customer records has been released, and the credit union has not yet issued a public statement detailing the precise data types involved. Available reporting describes the breach as part of a classic ransomware pattern: encryption of systems followed by data theft and extortion demands.

Why This Matters for You and Your Family

When a community financial institution like Security First is hit, ordinary families bear the risk. The data most likely includes names, addresses, Social Security numbers, account numbers, loan documents, and possibly scanned driver’s licenses or tax forms. Once that information leaves the credit union’s control, it can surface on dark-web markets within weeks. For you and your family this means higher odds of identity theft, fraudulent loans taken out in your name, or unexpected tax filings filed by criminals. Even if you no longer bank there, old records can still expose you years later.

The Doxxing and Identity-Chain Implications

A single breach rarely stops at one dataset. Credential leaks from financial institutions frequently cascade into account takeovers across email, social media, and gaming platforms. Attackers use automated tools to link your leaked email address or phone number to usernames on Discord, Roblox, Steam, or Fortnite. Children’s gaming accounts tied to the same family address become easy secondary targets, often leading to doxxing, swatting, or further extortion. Identity-chain mapping turns one exposed record into a detailed profile that follows your household for years.

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What the free scan actually returns

Sample resultyou@email.comIllustrative — not a real person

Found on people-search siteswe remove these

These listings are live, public, and legal to remove — and removing them is what we do.

value redacted in this sampleage, relatives, address historySpokeo

value redacted in this samplephone, household, property recordsBeenVerified

value redacted in this sample580 companies checked

Found in breach recordsverifiedreported — unverified

Each record is labeled: confirmed breach data, or an attacker’s claim no one has verified.

verifiedvalue redacted in this samplepassword + phone · 2024telecom breach

unverifiedvalue redacted in this sampleclaimed in ransomware listing · 2026leak-site claim

Leaked data cannot be deleted from the internet — anyone claiming otherwise is lying. Broker listings can be removed. We do the second, and show you exactly what to fix from the first.

Report details & sourcing

Attributed to INC Ransom · 982 incidents tracked →

Severity High the filing does not enumerate what was exposed

Disclosed August 25, 2025

Last reviewed August 8, 2026

Affected Unconfirmed

By GalaxyWarden Threat Research · Editorial & sourcing standards

Unverified claim — what this report is

This page documents a public listing on a ransomware/extortion group’s leak site, tracked via public threat-intelligence sources. A listing is the attacker’s claim. GalaxyWarden aggregates and reports such claims; we have not independently verified that a breach occurred, what data (if any) was taken, or the accuracy of anything the group asserts, and the named organisation has not necessarily confirmed the incident. Sections above describe what the listing shows and the group’s documented history — not verified findings about the named organisation. If you represent this organisation and believe anything here is inaccurate, tell us and we’ll review it promptly.

Editorial & sourcing policy

GalaxyWarden is a breach-monitoring service and news aggregator. We do not exfiltrate, host, purchase, or redistribute stolen data. Breach information is compiled from publicly accessible sources and threat-intelligence platforms, and is reported as claims attributed to their source. We promptly correct or remove material shown to be inaccurate — see our content & takedown policy or write to support@galaxywarden.com.

Threat-actor tracker

INC Ransom — 982 incidents tracked

Every breach we've attributed to INC Ransom, in one running log. See who else they've hit →

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