Industry executives and experts share their predictions for 2026. Read them in this 18th annual VMblog.com series exclusive.
By Ross Filipek, CISO of Corsica Technologies
Cybersecurity leaders are being asked to do something increasingly difficult: reduce risk in environments that are growing more complex, more interconnected, and more automated every year, often without the luxury of additional time, budget, or staff. At the same time, boards and executives want clearer answers about exposure, resilience, and readiness, not just tool inventories or compliance status.
Heading into 2026, the pressure on CISOs will intensify as attackers exploit speed, trust, and scale in ways traditional defenses were never designed to handle. Autonomous attacks, deeply embedded supply chain risk, and an overreliance on compliance signals are colliding to create blind spots that are easy to miss until it’s too late. The following predictions reflect where those gaps are most likely to emerge, and what security leaders will need to rethink to stay ahead.
Autonomous AI attacks will create a speed gap that human defenders can’t close.
In 2026, the biggest disruption in cybersecurity won’t be a new exploit. It will be a widening speed gap between attackers and defenders. Agentic AI will behave less like a tool and more like a swarm, scanning for misconfigurations, chaining vulnerabilities, shifting laterally, and launching payloads in seconds. These autonomous systems will hit critical infrastructure the hardest, exploiting the growing overlap of IT and OT environments that were never designed to withstand machine-speed attacks.
This new reality will expose an uncomfortable truth: by the time a human analyst identifies a breach, an autonomous attacker may have already completed its objectives and compromised sensitive business information. Organizations will need defenses that can operate at the same velocity – continuous validation, automated containment, and AI-driven detection that reacts before attackers finish their sequence. The winners won’t be the teams with the largest SOCs, but the ones willing to let automation take the first move.
Supply chain compromise will become the quietest and most devastating attack vector.
Attackers won’t waste time breaching organizations one by one in 2026. Supply chain compromise will become the most efficient way to reach thousands of downstream environments in a single move. Attackers are already targeting the connective tissue that holds modern businesses together, and in the new year, that strategy will accelerate at a velocity we haven’t seen before. Small, specialized vendors embedded deep in everyday workflows will become prime targets because compromising them quietly opens doors across entire ecosystems.
What’s changing isn’t just the frequency. It’s the subtlety. Attackers will increasingly hide inside trusted integrations, auto-updating tools, and third-party services that businesses rarely scrutinize. These compromises won’t announce themselves with dramatic indicators. They’ll spread quietly, gaining access long before anyone realizes a supplier was the entry point. The next SolarWinds-scale incident won’t be an anomaly. It will reflect a new normal where “attack one, infect many” defines modern cybercrime.
Compliance and security scorecards will create a false sense of protection.
In 2026, many organizations will believe they are secure because they are compliant. As regulatory scrutiny increases and cyber insurance requirements tighten, security programs will become increasingly focused on audits, frameworks, and third-party risk scores. These measures may satisfy regulators and insurers, but they often fail to reflect how attacks actually unfold in real environments.
This disconnect will expose an uncomfortable truth: passing an assessment does not stop an attacker. Overreliance on vendor scorecards and surface-level metrics will mask real weaknesses in identity, configuration, and response readiness. Organizations that rely on checklists for confidence will fall behind. The ones that succeed will treat compliance as a baseline, continuously validating their defenses instead of mistaking paperwork for protection.
What CISOs will be held accountable for in 2026
These predictions point to a future where cybersecurity can no longer be framed as a technical function operating in isolation. Speed, scale, and trust are now business variables, and the consequences of getting them wrong extend well beyond IT. CISOs will increasingly be judged not by how many controls are in place, but by how effectively risk is understood, validated, and reduced across the organization.
In 2026, the most successful security leaders will be those who move past surface-level reassurance and focus on operational reality. That means questioning assumptions, validating defenses continuously, and aligning security decisions with how the business actually operates. Organizations that make this shift will be better prepared to respond when incidents occur. Those that don’t may find that the real failure wasn’t a lack of tools, but a mismatch between confidence and capability.
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ABOUT THE AUTHOR
Ross Filipek is the CISO of Corsica Technologies, a leading national managed service provider (MSP) and industry pioneer in AI-enabled automation.
