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Apple Downplays Impact of iBoot Source Code Leak

Apple said the leak of its iBoot source code will have little...
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Insurance Customers’ Personal Data Exposed Due to Misconfigured NAS Server

The vulnerability also exposed login credentials for a massive national insurance claims database,...
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Gojdue Variant Eludes Microsoft, Google Cloud Protection, Researchers Say

Researchers have identified a new ransomware strain that went undetected by built-in malware...
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Introducing new guidance on Virtual Private Networks (VPNs)

To help you decide on your approach to using a VPN for remote access, we have just released our new VPN guidance. We know many of you struggle with the multitude of configuration options and products available when making decisions on VPN…
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Hotspot Shield Vulnerability Could Reveal ‘Juicy’ Info About Users, Researcher Claims

Hotspot Shield has been downloaded more than 500 million times, according to its...
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Cisco Issues New Patches for Critical Firewall Software Vulnerability

The vulnerability has a CVSS base score of 10.0, the highest possible, and...
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Announcing the NCSC’s new Phishing Guidance

I'm delighted to announce the publication today of our new guidance, Phishing Attacks: Defending...
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Research into dealing with weak domain passwords

Update We are no longer looking for participants for this study, but we...
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Active Cyber Defence – one year on

In November 2016, just after the NCSC formally came into existence, and as...
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JenX Botnet Has Grand Theft Auto Hook

A GTA hosting site is offering powerful DDoS attacks for $20 a pop,...
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New Western Digital My Cloud Bugs Give Local Attackers Root on NAS Devices

Two new WD My Cloud vulnerabilities have been identified, adding to last month’s...
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Crypto Miners May Be the ‘New Payload of Choice’ for Attackers

Crypto mining botnets provide a stealthy way to generate big bucks, without the...
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Massive Smominru Cryptocurrency Botnet Rakes In Millions

Researchers say Smominru threat actors are in control of 500,000 node botnet and...
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Updating our Factory Reset Guidance

We’ve just published new End User Devices Factory Reset Guidance on our website. We hope...
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Cisco Patches Critical VPN Vulnerability

Cisco Systems released a patch Monday to fix a critical security vulnerability, with...
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NCSC IT: How the NCSC built its own IT system

“When are you going to share the design of the NCSC IT system?”...
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I. Understand the risks

Until you have a clear picture of you supply chain, it will be...
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A3. Asset management

Principle Everything required to deliver, maintain or support networks and information systems for...
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A2. Risk management

Principle The organisation takes appropriate steps to identify, assess and understand security risks...
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II. Establish control

Once you gain better control of your supply chain you will be able...
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Assessing supply chain security

The idea is to give you some concrete examples of good and bad...
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The NIS Guidance Collection

Introduction The EU Directive on the security of network and information systems (NIS)...
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Example supply chain attacks

Outlined below are examples of supply chain attacks that illustrate the challenges organisations face. Attacks...
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B4. System security

Principle Network and information systems and technology critical for the delivery of essential...
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C2. Proactive security event discovery

Principle The organisation detects, within networks and information systems, malicious activity affecting, or...
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B3. Data security

Principle Data stored or transmitted electronically is protected from actions such as unauthorised...
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Objective D: Minimising the impact of cyber security incidents

Principles under this Objective D1. Response and recovery planning Putting suitable incident management...
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The principles of supply chain security

Introduction The guidance will provide organisations with an improved awareness of supply chain...
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C1. Security monitoring

Principle The organisation monitors the security status of the networks and systems supporting...
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Objective C: Detecting cyber security events

Principles under this Objective C1. Security Monitoring Monitoring to detect potential security problems...