How cyber threats are disrupting food supply chains and operational resilience

While robust cybersecurity has always been a crucial facet for businesses dependent on the food supply chain, evolving attack vectors are forcing owners to be more proactive and vigilant.

Even beyond the food industry, supply chain businesses are set to face a marked rise in generative AI-driven attacks, causing serious disruption to product and service delivery and daily operations.

The most disruptive cyber threats can empty store shelves, lock down inventory management systems, and trigger potential health and safety incidents.

With industry trends such as the growth of quick-service restaurants (QSRs) pushing projected market value up by billions of dollars over the next few years, as well as a consistent pace of new technology, the cost of threat mitigation keeps climbing.

Why cyber risk matters in food supply chains

Food supply chains and their operational integrity are vital to ensure people have access to the food and drink they need from day to day. A cyberattack that locks down any network on the chain, or causes a major data breach, could delay inventory replenishment and logistics movement, and even risk reputations.

Stores waiting for inventory from food suppliers will face operational bottlenecks if cyberattacks cause downtime further up the chain. They will then have to answer to customers looking for specific goods, and if an attack takes a major supplier offline, many businesses will feel the impact at once.

Attackers rely on phishing more than any other entry route, and analysis of phishing trends shows that 84 percent of employees who receive a malicious email interact with it within ten minutes, so a single click can compromise systems long before anyone notices. Research also shows that the ongoing digitalization of the food and beverage industry is widening the attack surface and creating a “base for cyber-events.” Networks remain the most vulnerable point across the sector, according to the same research.

Modern food supply chains rely on hyper-connected, digitalized logistics. While this networking helps stores and retailers feed more people quickly, it also means that a single attack on a critical supplier can leave multiple businesses and many people waiting for products.

Where daily operations can be disrupted

There are multiple critical supply points where cyberattacks can cause serious operational problems. For example, the following points are all at risk:

• Any business on the chain that is reliant on real-time inventory tracking and replenishment oversight
• Logistics and distribution, dependent on GPS tracking, and logging and loading controls
• Farms using Internet of Things (IoT) devices to manage feeding, irrigation, and harvesting
• Manufacturing and processing services, reliant on mixing controls, automated packaging, and industrial quality control
• Cold storage using stringent temperature controls

A cyberattack at any of these junctions can cause severe supply slowdowns, food spoilage, and even harm to livestock if automated feeding systems fail.

How phishing can create wider supply chain problems

Phishing has steadily become the most common starting point for data breaches across all industries. It is a manipulative threat vector that relies on convincing someone to click a malicious link, hand over sensitive data, or grant attackers access to sensitive systems.

With one malicious, seemingly innocuous email, an attacker can gain access to food and beverage systems to launch ransomware and lock down systems, creating bottlenecks for multiple businesses. Phishers may also steal data to sell, create fraudulent invoices, and even shut down vital control systems, such as temperature controls and irrigation technology.

Crucially, phishing is a major issue for food supply cybersecurity because it is such a common route of access for malicious attacks. It doesn’t always require sophisticated techniques, just a convincing combination of social engineering and timing.

Therefore, even with the most robust security systems in place, businesses must continue to invest in phishing awareness and scenario training.

The role of suppliers, systems, and shared data

The mass digitalization of the food supply chain has led to the building of an extensive, complex ecosystem where suppliers, vendors, and systems are all interconnected.

While this is a considerable boost to efficiency and productivity for many firms, it has meant that attack surfaces are much larger than before. That means businesses on the chains are at greater risk from sophisticated attack vectors.

Suppliers that are connected might, for example, share sensitive data or access points. That means, hypothetically, an attacker invading one firm may have access routes into another. They could do this by phishing one firm, stealing internal credentials, and then breaking into another to disrupt operations.

This also means that malicious attacks through ransomware, for example, can cause domino effects where multiple businesses are locked down or disrupted.

With shared data, too, data protection compliance becomes a bigger management puzzle. All businesses in a supply chain should put data sharing agreements in place to establish data safeguarding responsibilities and accountability.

System integration creates a similar concern. The more integrated systems and platforms are, the further that data (and potentially hackers) can travel. It’s therefore crucial for food and beverage firms to carefully consider what information and access are granted between platforms, and how they can ensure security is airtight.

In early 2026, the Food and Agriculture Information Sharing and Analysis Center reported an 82 percent increase in ransomware activity between 2024 and 2025 across all sectors it tracked, including 265 attacks on the food and agriculture sector alone. Food businesses need to focus on threat preparation as much as prevention.

How food businesses can prepare for disruption

The precise ways food companies can prepare for disruption from cyberattacks will vary from case to case. However, it is good practice to:

• Carefully assess and regularly vet third-party vendors and suppliers
• Establish backup inventory tracking and sourcing options
• Line up backup suppliers and vendors wherever possible
• Segment critical systems (such as HVAC and refrigeration) from broader networks to prevent threats from traveling
• Back up inventory and dispatch data regularly, and test that it can be restored before a crisis forces the issue
• Refresh training regularly and run scenario exercises to test threat handling skills (for example, phishing simulations)
• Invest in cyber insurance
• Establish manual workarounds in the event of digital collapse

A food business facing lockdown by a threat that started elsewhere on the supply chain may sound unlikely. The numbers above suggest otherwise, and preparation  costs far less than recovery.

Chris Brown
www.vikingcloud.com
Chris Brown is a senior cybersecurity and product marketing leader with over 15 years of experience across cybersecurity, information systems auditing, product management, and marketing. As a Senior Product Marketing Manager at VikingCloud, Chris helps businesses understand how to navigate complex security challenges through solutions that support secure, uninterrupted operations and align with risk management frameworks.