ISOSOC2 Type 1SOC2 Type 2PCI DSSHIPAAGDPR

The National Protective Security Authority (NPSA) is part of MI5 and is the National Technical Authority for physical and personnel protective security. By making the UK more resilient to national security threats, we help to make the UK safe. We help organisations understand the range of threats they and the UK face, for example from terrorism, espionage, and state actors. Based on our world-leading research and development programme and the latest intelligence, we provide advice and guidance on what organisations can do to minimise their risk through how they operate day to day. In March 2023, NPSA absorbed the responsibilities of the Centre for the Protection of National Infrastructure (CPNI), but with a broader remit, reflecting the fact that the threats the UK faces today extend far beyond critical national infrastructure. To find out more, visit NPSA.gov.uk Please note, we do not routinely respond to comments and messages on LinkedIn. If you need to contact us, please visit the website. Disclaimer: No legitimate member of NPSA would be listed as an employee on social media, so please disregard any associations shown.

National Protective Security Authority (NPSA) A.I CyberSecurity Scoring

NPSA

Company Details

Linkedin ID:

national-protective-security-authority

Employees number:

21

Number of followers:

13,417

NAICS:

92

Industry Type:

Government Administration

Homepage:

npsa.gov.uk

IP Addresses:

Scan still pending

Company ID:

NAT_1485971

Scan Status:

In-progress

AI scoreNPSA Risk Score (AI oriented)

Between 700 and 749

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NPSA Government Administration
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globalscoreNPSA Global Score (TPRM)

XXXX

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NPSA Government Administration
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National Protective Security Authority (NPSA)

Moderate
Current Score
731
Ba (Moderate)
01000
1 incidents
-27.0 avg impact

Incident timeline with MITRE ATT&CK tactics, techniques, and mitigations.

DECEMBER 2025
758
Cyber Attack
12 Dec 2025 • National Protective Security Authority (NPSA): UK Parliamentarians hit by Spear Phishing Attacks
UK Parliament Members Targeted by Sophisticated Cyberattacks via WhatsApp and Signal

**UK Parliament Confirms Cyberattacks Targeting MPs via WhatsApp and Signal** The UK government has officially acknowledged a surge in sophisticated cyberattacks targeting Members of Parliament (MPs) and government officials, with Russia identified as the primary suspect. Sir Lindsay Hoyle, Speaker of the House of Commons, recently disclosed that hackers have exploited messaging platforms like WhatsApp and Signal to conduct spear-phishing campaigns against parliamentarians. The National Cyber Security Centre (NCSC), part of the UK’s GCHQ, confirmed the attacks, revealing that threat actors impersonate customer support representatives to trick victims into compromising their accounts. MPs receive fraudulent messages claiming their WhatsApp accounts face suspension, prompting them to follow malicious instructions—leading to malware installation, account hijacking, or financial theft. This revelation follows an MI5 alert about Chinese nationals attempting to interfere in UK parliamentary processes through "Pig Butchering" investment scams, highlighting the growing sophistication of state-sponsored cyber operations. Messaging platforms, once considered secure, are now prime targets due to their widespread use and the ease of impersonation. While Meta has deployed AI-driven defenses to combat fraud, attackers continuously adapt, evading automated protections. The UK’s response—including NCSC advisories and direct warnings from Hoyle—underscores the escalating threat of digital espionage in global geopolitics. As cyberattacks evolve, the government’s ability to safeguard its digital infrastructure remains a critical challenge.

731
critical -27
NAT1765526560
Spear Phishing
WhatsApp Signal
Social Engineering / Phishing
Espionage Data Theft
Data Compromised: Potential access to sensitive parliamentary and personal data Personal devices of MPs and government officials Messaging platforms (WhatsApp, Signal) Operational Impact: Compromised communication channels for MPs and officials Brand Reputation Impact: Damage to trust in parliamentary digital security Identity Theft Risk: High
Incident Response Plan Activated: Yes (NCSC advisory and Speaker's warning) Containment Measures: Advisories to MPs on securing personal devices Remediation Measures: Guidance on avoiding phishing scams Communication Strategy: Direct letter from Speaker of the House to parliamentarians
Personal data Parliamentary communications Sensitivity Of Data: High (government and personal sensitive information) Personally Identifiable Information: Likely
Messaging platforms like WhatsApp and Signal are increasingly exploited for cyberattacks, requiring heightened vigilance and security measures for high-profile targets. State-sponsored actors continue to evolve their tactics, necessitating adaptive cybersecurity strategies.
Enhanced cybersecurity training for MPs and government officials Implementation of multi-factor authentication (MFA) for messaging platforms Regular security audits of personal and official devices Collaboration with messaging platform providers (e.g., Meta) to improve fraud detection Public awareness campaigns on recognizing phishing attempts
['Ongoing']
NCSC and Speaker of the House have issued warnings to MPs and officials.
Entry Point: Messaging platforms (WhatsApp, Signal) High Value Targets: MPs and government officials
Lack of awareness of phishing tactics among high-profile targets Exploitation of trusted messaging platforms Sophisticated social engineering techniques Strengthening cybersecurity protocols for government officials Improving detection and blocking of fraudulent activities on messaging platforms
NOVEMBER 2025
758
OCTOBER 2025
758
SEPTEMBER 2025
758
AUGUST 2025
758
JULY 2025
758
JUNE 2025
758
MAY 2025
758
APRIL 2025
758
MARCH 2025
758
FEBRUARY 2025
758
JANUARY 2025
758

Frequently Asked Questions

According to Rankiteo, the current A.I.-based Cyber Score for National Protective Security Authority (NPSA) is 731, which corresponds to a Moderate rating.

According to Rankiteo, the A.I. Rankiteo Cyber Score for November 2025 was 758.

According to Rankiteo, the A.I. Rankiteo Cyber Score for October 2025 was 758.

According to Rankiteo, the A.I. Rankiteo Cyber Score for September 2025 was 758.

According to Rankiteo, the A.I. Rankiteo Cyber Score for August 2025 was 758.

According to Rankiteo, the A.I. Rankiteo Cyber Score for July 2025 was 758.

According to Rankiteo, the A.I. Rankiteo Cyber Score for June 2025 was 758.

According to Rankiteo, the A.I. Rankiteo Cyber Score for May 2025 was 758.

According to Rankiteo, the A.I. Rankiteo Cyber Score for April 2025 was 758.

According to Rankiteo, the A.I. Rankiteo Cyber Score for March 2025 was 758.

According to Rankiteo, the A.I. Rankiteo Cyber Score for February 2025 was 758.

According to Rankiteo, the A.I. Rankiteo Cyber Score for January 2025 was 758.

Over the past 12 months, the average per-incident point impact on National Protective Security Authority (NPSA)’s A.I Rankiteo Cyber Score has been -27.0 points.

You can access National Protective Security Authority (NPSA)’s cyber incident details on Rankiteo by visiting the following link: https://www.rankiteo.com/company/national-protective-security-authority.

You can find the summary of the A.I Rankiteo Risk Scoring methodology on Rankiteo by visiting the following link: Rankiteo Algorithm.

You can view National Protective Security Authority (NPSA)’s profile page on Rankiteo by visiting the following link: https://www.rankiteo.com/company/national-protective-security-authority.

With scores of 18.5/20 from OpenAI ChatGPT, 20/20 from Mistral AI, and 17/20 from Claude AI, the A.I. Rankiteo Risk Scoring methodology is validated as a market leader.