In 2025, there were more than 48,000 vulnerabilities published, amounting to over a 20% increase from 2024. More troubling than the sheer volume of vulnerabilities in 2025 is that more than a third of them were
As cyber threats continue to grow in volume and sophistication, organisations face increasing pressure to detect malicious activity as early as possible. But attackers are
Imagine this: A threat actor quietly infiltrates an organisation’s network by exploiting a known vulnerability. At first, the activity might appear subtle or go unnoticed
How will this impact U.K. businesses? Cyber threats are no longer just an IT issue, they’re a business risk, a legal liability, and a growing
Endpoint visibility is fundamental to many of the processes that underpin effective endpoint security: data collection, monitoring, alerting (including alert analysis), and comprehensive threat detection
A harsh reality of enterprise cybersecurity is that even the most diligent, careful organisations will eventually experience a threat incident. That’s why an important part
Organisational perimeters have transformed. From IoT devices and cloud infrastructure to APIs and microservices, today’s perimeters bear little resemblance to those of even the recent
Looking back at the early 2024 data breach at Change Healthcare — a provider of revenue and payment cycle management that connects payers, providers, and
Endpoints are always a target for threat actors. They serve as potential entry points to the overall network, meaning an attack that starts on a
Cyber attacks are a constant threat for organizations, with most facing the question of when, not if, they will be targeted. Just as businesses adopt
The management of user access to an organisation’s assets, applications, and systems is never static. Users are coming and going, different roles require different access,
The ways in which people work are changing, and so are the approaches needed to secure modern work. As organisations race to gain the benefits
Defending against breaches isn’t just about preventing ransomware. One increasingly dangerous type of threat facing organisations of all sizes is identity-based threats. There are many
If your organisation is considering a threat detection solution, chances are good that you are wondering about EDR vs. MDR. The constant evolution of the
The best security outcomes come from the intersection of security expertise and the ability to act based on risk levels. At Arctic Wolf, we are
The world of cybersecurity doesn’t lack for acronyms. Whether it’s protocols and standards or tools and technology, the market is dominated by an endless array
Imagine a scenario where an employee receives an email from a colleague, asking for login credentials to a valuable application within their organisation. The recipient,
Threat actors don’t just try to gain access to an organisation by targeting a single area of their environment. In today’s complex, connected IT environments,
Arctic Wolf is an AI-powered security operations provider, which gives our organisation advanced insights into the emerging threats inherent in being an early adopter of
What is Ransomware-as-a-Service? Ransomware-as-a-service is a business model where ransomware operators and third parties, called “affiliates,” work together to launch ransomware attacks. RaaS was first
Active Directory (AD) is a core component of IT infrastructure for many organisations, especially as identity management grows for even small-to-medium businesses (SMBs) and once
One of the largest data breaches of 2024 didn’t require advanced tactics, techniques, and procedures (TTPs), or an escalating chain of successful attacks. It simply
What is Threat Intelligence? Threat intelligence, also referred to as cyber threat intelligence (CTI), is evidence-based data that’s been collected from a variety of sources,
The business world has an identity security problem. Identity telemetry dominated Arctic Wolf’s list of the top 10 security investigation types over the past 12
With the emergence of artificial intelligence (AI), there has been a flurry of new terms to describe an increasing variety of new problems. Some of
As the threat landscape evolves alongside organisations’ move toward digital-first operations and cloud-based applications, part of a robust cybersecurity strategy becomes not just preventing attacks
With governments across the globe gearing up for major elections, experts have been predicting an increase in distributed denial of service (DDoS) attacks from nation-states
On April 12, 2024, Palo Alto Networks published a security advisory detailing an actively exploited maximum severity zero-day vulnerability affecting the GlobalProtect feature of PAN-OS.
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A ransomware attack is underway. The threat actor has gained initial access to an endpoint and executed malicious code on it. As far as the
