An operations specialist at an international freight-forwarding firm got an email from a subcontracted carrier: "Pay this week's trips to our new account, our factoring company has changed." The carrier's name, plate numbers, trip references — all matched the records in the system. Carriers switching factoring companies is a weekly routine in logistics; amid hundreds of emails a day, the specialist approved this one too. For several weeks, all of that carrier's payments flowed to the attacker; the discovery came only when the real carrier called: "my payments aren't arriving."
Logistics is ideal ground for a fraudster because the nature of the work is high volume + low attention span: operations teams process hundreds of carrier, shipment, and invoice emails a day; the seconds available for each are limited. Add fragmented payments across many subcarriers, thin margins (one fraud can erase a month's profit), and a sector-specific physical risk like cargo theft. In this article we cover the threat vectors and defense.
1. Why Does the Logistics Workflow Favor the Attacker?
- High volume, low attention: Hundreds of carrier/shipment emails a day. The attacker knows a single fake email won't be noticed in this flood — seconds-per-attention is the most valuable vulnerability.
- Many subcarriers and fragmented payments: Dozens to hundreds of subcontractors, frequent small-to-mid payments. "Factoring/account changed" requests seem natural in this crowd.
- Thin margins: Margins are slim in logistics; a single successful payment redirection can erase a carrier's monthly earnings and the firm's profit on that job.
- Physical-world link (cargo theft): An email attack here isn't confined to the digital — a fake transport instruction can lead to a real load being handed to a fake vehicle.
2. The Four Threat Vectors We See in the Sector
2.1 Carrier Payment / Factoring Redirection
The opening scenario. A subcarrier's account is compromised or impersonated; with a "our factoring company has changed / new account" request, earnings are redirected to the attacker. Because factoring changes really are frequent in the sector, this vector is especially believable. High volume makes one-by-one verification hard.
2.2 Fake Transport Instructions and Cargo Theft
The most sector-specific and most dangerous vector. Impersonating a forwarder or a customer, the attacker sends a fake transport/delivery instruction; the real load is handed to a fake carrier or to the wrong address. Here the loss is not just money but the physical goods themselves — and it usually spawns an insurance/liability dispute.
2.3 Customs and Freight Invoice Lures
Customs brokerage, bonded warehouses, freight invoices — constant email traffic. Emails themed "additional customs payment required" or "your freight invoice is attached" carry a malicious attachment or a fake payment portal. The customer/operations awaiting the shipment move fast on the "don't let the load get stuck" reflex.
2.4 Receivable Redirection to the Customer and Account Takeover
The forwarder can lose the receivable on a freight/service invoice issued to its customer via a compromised account or a look-alike domain (the logistics version of the receivable redirection in our machinery/aluminum articles). A compromised operations account, in turn, allows "internal" writing to both customers and subcarriers. The mechanics are in our ATO article.
3. Field Note: The Volume Itself Is a Vulnerability
The core pattern we see in the logistics field: the security gap is usually not a "knowledge gap" but an "attention gap." It's not that the operations specialist doesn't recognize the threat; amid hundreds of emails a day, they have no seconds to spare for it. So the heart of defense in logistics is taking the decision away from a human's momentary attention and delegating it to an automated layer and a clear procedure. A second observation: because subcarrier relationships change often, a "familiar sender" memory never settles — every new carrier is the moment the verification reflex is weakest.
4. Defense: Three Layers Resilient to Volume
Process
Questioning every email at high volume is impossible, so the rule focuses only on events that change the direction of money and cargo: (1) A carrier account/factoring change is not processed without a call-back to a registered number. (2) An address/vehicle change in a transport/delivery instruction is not executed without second-channel verification — this is the antidote to cargo theft. Both rules scale despite high volume because they target only "change" events.
Technology
Check Point Harmony Email & Collaboration provides the following in logistics scenarios:
- Automated scanning at high volume — evaluates every email without loading human attention; surfaces fake carrier/factoring requests.
- Look-alike and newly registered domain detection (carrier, customer, customs-broker impersonation).
- Correspondence-pattern learning — contextually flags the account/address change + urgency combination.
- Attachment analysis (sandboxing) and click-time URL protection on customs/freight document lures.
- Internal/outbound traffic + account-takeover protection — catches emails leaving a compromised operations account.
People
High-volume-themed simulations for operations, procurement, and finance teams. The rule to embed: "Busyness is no excuse to skip confirmation on 'change' emails — account and delivery changes always stop."
Frequently Asked Questions
We process hundreds of emails a day — how can the team verify every carrier request?
Not every request — only those changing account/factoring and delivery address/vehicle. These events are a small share of total volume; the rest flows normally. The technology layer takes on scanning the other emails without loading human attention.
How is cargo theft related to email security?
A significant share of modern cargo theft starts not physically but digitally: a fake transport instruction or a fake delivery address sent from a compromised account. Verifying an instruction change through a second channel breaks the first link of that chain.
Most of our subcarriers are small firms; we can't secure them.
You don't need to — controlling your own payment and instruction process is enough. The dual-channel rule protects you even if the carrier's account is compromised; behavioral analysis catches the "fake request from a real account" scenario.
Can we measure what our current protection misses in these scenarios?
Yes. In a 14-day monitor-mode trial, we report the fake carrier/factoring, look-alike domain, and instruction-manipulation risks — without touching your existing protection.
What Should You Do Now?
If you process hundreds of carrier and shipment emails a day, one question: "Within this flood, would a single fake 'factoring changed' or 'delivery address changed' email be caught by our system and our process?"
- Free Field Audit: Your own impersonability (DMARC), look-alike domain risks, and carrier/customer impersonation surface — reported.
- 14-Day Check Point Trial (monitor mode): Missed threats in high-volume traffic, reported.
About this article: The ninth article of our Sector Series. Kinetik Bilişim is the Türkiye partner of Check Point Software Technologies at the Advanced Partner 2026 level, holding Email, Endpoint & Browser, Mobile, and SASE Solution Specialization accreditations. The author, Kemal Özleyen, is a cybersecurity engineer certified as a Check Point Workspace Security Expert. Field scenarios are shared in anonymized form.
