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high severity August 20, 2023 · 4 min read Unverified claim — what this is

BF&S Civil Engineers Listed by lorenz Ransomware Group

If you are a customer of BF&S Civil Engineers, here’s what is being claimed, and what it would mean for you.

BF&S Civil Engineers was listed on the lorenz ransomware leak site. The group claims to have stolen internal data.

— from Lorenz’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.
BF&S Civil Engineers Listed by lorenz Ransomware Group

On August 20, 2023, BF&S Civil Engineers appeared on the leak site operated by the Lorenz ransomware group. The listing states that the civil engineering firm suffered a ransomware attack in which internal files were exfiltrated. The disclosure does not specify the number of records affected or the exact types of documents taken, only that the group claims to have stolen company data and is prepared to publish it.

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Details from the Leak-Site Listing

The primary source, the Lorenz leak page itself, confirms that BF&S Civil Engineers was listed following a ransomware deployment. It states that internal files were exfiltrated during the intrusion. No sample data is shown on the page, and the listing does not quantify how many documents or records were taken. The group typically posts a deadline after which it will begin releasing the allegedly stolen material if the victim does not negotiate. As of the listing date, the exact deadline and any ransom demand remain undisclosed to the public.

Internal files in this context usually include spreadsheets, project documents, contracts, employee records, and correspondence that civil engineering firms maintain on their networks. Because the disclosure does not detail the contents, anyone whose information touched BF&S systems must assume potential exposure until proven otherwise.

Why This Matters for You and Your Family

If you or any member of your family has worked with BF&S Civil Engineers as an employee, contractor, client, or vendor, your personal information may now sit in an attacker’s archive. Civil engineering firms routinely handle names, addresses, dates of birth, Social Security numbers, financial details for payroll or invoicing, and project-related correspondence that can reveal where people live and work. Once that material leaves the company’s control, it can be used for identity theft, tax fraud, or targeted phishing against you and your household.

The breach is another reminder that organizations many people view as “local” or “specialized” still maintain sensitive records about ordinary families. Even if you never visited their website, your data could have been shared during a construction project, land survey, or employment background check.

Doxxing and Identity-Chain Risks

Exfiltrated internal files often contain more than isolated records. They can include spreadsheets that link names to home addresses, phone numbers, email accounts, and sometimes even references to family members or children. Attackers and subsequent data resellers combine these fragments with credential leaks from other breaches to build detailed identity chains. A single engineering firm breach can therefore accelerate doxxing campaigns that surface your home address, phone number, and online handles in one searchable package.

Credential leaks like this one cascade into account takeovers, especially when passwords reused at the firm appear in gaming accounts, email services, or social media. Children’s gaming profiles are frequently targeted because they often share the same family email or phone number listed in parent employment records. The result is a widening web of exposure that can lead to harassment, SIM-swapping, or further extortion attempts against your household.

Lorenz Ransomware Group Track Record

Public reporting attributes the Lorenz ransomware operation to a group that emerged in 2021. The actors are known for targeting mid-sized organizations across North America and Europe, with a focus on manufacturing, engineering, and professional-services firms. Their typical playbook begins with initial access through phishing or exploited remote desktop services, followed by lateral movement, data exfiltration, and deployment of their custom ransomware. After encryption, they pressure victims through a dual-extortion model: threatening both data publication on their leak site and contact with the victim’s customers or partners.

Earlier victims listed by Lorenz have included construction companies, architectural practices, and local government contractors. The group’s leak site maintains a steady pace of new postings, indicating an active and disciplined operation that prioritizes steady revenue over splashy headlines.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity, with cleanup of exposed records.
  • Rotate any password you ever used at BF&S Civil Engineers anywhere it has been reused, and immediately enable 2FA through an authenticator app rather than SMS.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure that touches you or your family is caught in hours, not months.
  • Cover the entire household with DoxxScan family protection, which extends to dependents and children’s gaming accounts that can be chained back to the same address or parent credentials.
  • Let remediation specialists handle takedown requests across data brokers and extortion-related sites on your behalf while you focus on securing your own devices and accounts.

The incident underscores that ransomware groups continue to treat ordinary business data as high-value leverage. Staying ahead of the downstream consequences requires more than changing a password once. DoxxScan by GalaxyWarden delivers continuous monitoring across 13.1B+ breach records and 100+ platforms, AI-powered identity-chain mapping, and hands-on remediation by specialists, with full household coverage that includes children’s gaming accounts vulnerable to credential-based attacks. Start your DoxxScan trial today to understand exactly where you stand and begin closing the gaps attackers rely on.

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 sample582 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.

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Report details & sourcing

Severity High
Disclosed August 20, 2023
Last reviewed August 8, 2026
Affected Unconfirmed
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.
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