SecurityBrief UK - Technology news for CISOs & cybersecurity decision-makers
United Kingdom

Micro-segmentation Stories

Global Stories

Micro-segmentation stories

Network segmentation - you can't attack what you can't see
Firewalls

Network segmentation - you can't attack what you can't see

Fast-moving exploits are shrinking patch windows to hours, making network segmentation vital for protecting cameras, medical devices and other connected assets.

By Anthony Caruana • 5 min read • Last month
Google adds cluster-wide network policy to GKE preview
Data Protection

Google adds cluster-wide network policy to GKE preview

The preview could help GKE users enforce cluster-wide security without clashing with namespace rules, especially in multi-tenant environments.

By Sean Mitchell • 3 min read • Last month
Check Point launches AI Network Firewall in R82.20
Data Protection

Check Point launches AI Network Firewall in R82.20

It aims to close a security gap as firms grapple with prompt injection and shadow AI across existing firewall estates.

By Sofiah Nichole Salivio • 4 min read • Fri, 31st Jul 2026
SonicWall urges hybrid firewalls for cloud security
Network Security

SonicWall urges hybrid firewalls for cloud security

Hybrid virtual firewalls can sharpen threat detection without sacrificing throughput as SonicWall weighs stateful and stateless inspection for cloud traffic.

By Mark Tarre • 4 min read • Tue, 28th Jul 2026
Networks take the wheel as AI moves from hype to reality
Robotics

Networks take the wheel as AI moves from hype to reality

Enterprise AI projects are stalling because legacy networks and siloed data cannot support the scale, speed and security modern workloads demand.

By Mina Mousa • 4 min read • Fri, 17th Jul 2026
Singapore leads security shift from prevention to resilience
Ransomware

Singapore leads security shift from prevention to resilience

AI-enabled attacks are forcing Asian firms to contain breaches faster, as Singapore urges micro-segmentation and tighter lateral movement controls.

By David Shilovsky • 5 min read • Wed, 15th Jul 2026
Claroty adds five partners to microsegmentation alliance
Network Security

Claroty adds five partners to microsegmentation alliance

The expanded programme gives industrial operators tighter control over machine communications to contain breaches across critical environments.

By Mark Tarre • 5 min read • Wed, 1st Jul 2026
Check Point expands Illumio tie-up to tackle AI attacks
Firewalls

Check Point expands Illumio tie-up to tackle AI attacks

Customers can now buy Illumio products through Check Point as the firms join forces to contain AI-driven attacks across hybrid networks.

By Mark Tarre • 4 min read • Wed, 17th Jun 2026
Check Point & Illumio expand AI cyber defence tie-up
Firewalls

Check Point & Illumio expand AI cyber defence tie-up

Customers can now buy Illumio tools through Check Point as the firms tighten integration to curb AI-driven breaches and lateral movement.

By Joseph Gabriel Lagonsin • 4 min read • Wed, 17th Jun 2026
Most enterprise servers reachable after internal breach
Ransomware

Most enterprise servers reachable after internal breach

Most firms still leave broad internal paths open, letting a single breach spread across servers and disrupt operations, a report says.

By Sean Mitchell • 5 min read • Tue, 16th Jun 2026
Zscaler expands Zero Trust SASE with AI agent tools
Firewalls

Zscaler expands Zero Trust SASE with AI agent tools

The update aims to simplify security operations as enterprises grapple with unmanaged devices, partners and multi-cloud workloads across AI projects.

By Sean Mitchell • 5 min read • Thu, 11th Jun 2026
FireMon launches Insights 2.0 amid firewall risk concerns
Firewalls

FireMon launches Insights 2.0 amid firewall risk concerns

A new analysis of 9.2 million checks shows most firewalls still fail compliance tests, leaving hybrid networks exposed to hidden risk.

By Joseph Gabriel Lagonsin • 4 min read • Fri, 5th Jun 2026

Stories from Other Regions

Micro-segmentation stories

Tufin launches Segmentation Intelligence in suite update
Firewalls

Tufin launches Segmentation Intelligence in suite update

The new tool aims to help security teams spot policy drift sooner as hybrid networks expand and audit-cycle checks no longer suffice.

By Mark Tarre • 4 min read • Last month
Frontier AI compresses cyber attack timelines. Can Singapore's defences respond at machine speed?
Privileged Access Management

Frontier AI compresses cyber attack timelines. Can Singapore's defences respond at machine speed?

Singapore banks and telcos face a narrower window to stop AI-assisted attackers chaining small flaws into major breaches.

By Kris Day • 6 min read • Last month
Illumio named Forrester leader & customer favourite
Hybrid Cloud

Illumio named Forrester leader & customer favourite

Forrester's latest microsegmentation review boosts Illumio's credibility with large enterprises seeking to curb attacker movement after a breach.

By Joseph Gabriel Lagonsin • 3 min read • Last month
Broadcom adds AI security tools to VMware private cloud
Private Cloud

Broadcom adds AI security tools to VMware private cloud

Private cloud operators may cut hardware costs by a third as Broadcom folds AI-assisted threat prevention and API security into VMware tools.

By Sean Mitchell • 4 min read • Last month
Firewalla launches managed switches for Zero Trust
Network Security

Firewalla launches managed switches for Zero Trust

Initial units will be scarce as Firewalla extends Zero Trust controls to wired devices with managed switches priced from USD $300.

By Mark Tarre • 3 min read • Fri, 10th Jul 2026
From cryptographic debt to boardroom accountability: A CEO's blueprint for post-quantum resilience
Data Protection

From cryptographic debt to boardroom accountability: A CEO's blueprint for post-quantum resilience

Quantum theft could expose sensitive records years from now, turning today's encrypted files into a board-level liability for Kiwi firms.

By Marty Bennett • 4 min read • Fri, 3rd Jul 2026