80% of Enterprise Servers Vulnerable to Lateral Movement, Zero Networks Report Reveals
Event summary
- Zero Networks' 2026 Lateral Movement Exposure Report analyzed 54 trillion activities across 312 enterprise environments over one month.
- 80% of enterprise servers are reachable from anywhere inside the network, creating high-risk conditions for ransomware and operational disruption.
- Zero Networks launched Breach Map, a free tool to visualize internal attack surfaces and blast radius.
- Key findings include 87% of servers accepting broad internal RDP/SSH connections and 43% relying on legacy NTLM authentication.
The big picture
The report highlights a critical gap in enterprise security: while perimeter defenses remain strong, internal networks often lack sufficient protection against lateral movement. This is particularly concerning in the AI era, where automated attacks can rapidly exploit unmanaged attack surfaces. The launch of Breach Map positions Zero Networks as a key player in the zero-trust security space, addressing a growing need for internal network visibility and containment.
What we're watching
- Adoption Pace
- How quickly enterprises will adopt Zero Networks' Breach Map tool to assess their internal attack surfaces.
- Regulatory Impact
- Whether this report will accelerate regulatory scrutiny on internal network security standards.
- Competitive Response
- How competitors like CrowdStrike will react to Zero Networks' focus on lateral movement containment.
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