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David Whitelegg
7.8K posts

David Whitelegg
@SecurityExpert
Cybersecurity & Information Security Professional
UK Entrou em Ekim 2008
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🚨 Silent security updates matter more than you think
Apple just pushed Background Security Improvements across iOS, iPadOS and macOS… no big headline release, but a serious fix underneath 👇
A WebKit vulnerability (CVE-2026-20643) could allow malicious web content to bypass Same Origin Policy — one of the core protections that stops websites accessing data they shouldn’t.
💡 Translation:
If exploited, this could enable data leakage or session compromise just by visiting a crafted webpage.
What stands out isn’t just the vuln… it’s the delivery model 👇
🔹 Security fixes now landing between full OS updates
🔹 Reduced patch latency
🔹 Less reliance on user behaviour (no “update later” problem)
👉 This is where the industry is heading: continuous security, not periodic patching
But here’s the catch…
Background updates only help if:
• Devices are on the latest OS
• Update mechanisms aren’t restricted
• Organisations actually allow them
Too many environments still block or delay these.
📌 Takeaway:
If your patching strategy still depends on monthly cycles, you’re already behind the threat model.
Attackers move continuously. Defences need to as well.
support.apple.com/en-gb/126604
#CyberSecurity #Apple #iOS #macOS #PatchManagement #WebKit #CyberResilience
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iOS 26 Security Update Warning—iOS 18 Silent Compromise Exploit Alert forbes.com/sites/daveywin…
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IT Security Expert Blog | Cybersecurity News, Breaches & Security Analysis: Building Trust in AI SOC Analyst Solutions: A UK and EU CISO Perspective blog.itsecurityexpert.co.uk/2026/03/buildi…
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The UK government has cut cyber vulnerability fix times by 84% and launched a new Cyber Profession to strengthen public sector resilience. 👏
Faster remediation, continuous monitoring, and investment in skills are exactly what’s needed to stay ahead of today’s threat landscape. 🔐
Strong signal that control effectiveness and talent both matter.
🔗 gov.uk/government/new…
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David Whitelegg retweetou

Introducing Claude Code Security, now in limited research preview.
It scans codebases for vulnerabilities and suggests targeted software patches for human review, allowing teams to find and fix issues that traditional tools often miss.
Learn more: anthropic.com/news/claude-co…
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🧪 Not every cyber threat is sophisticated.
Some just exploit the fact that… no one checked.
✅ Default credentials
✅ Wide open ports
✅ Unpatched routers
✅ Over-permissioned users
Most breaches aren’t zero-days — they’re zero-effort.
#CyberSecurity #BasicHygiene #Infosec #RiskReduction #PatchManagement
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David Whitelegg retweetou

Huge internet outage knocks out Snapchat, Amazon and multiple other websites and apps news.sky.com/story/huge-int…
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Teen and man arrested over reports of cyber attack on children's nurseries news.sky.com/story/teen-and…
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Renault UK has become the latest car company to be hit by a cyber attack
Firm said some customer personal data had been accessed during a breach of one of its third-party data providers, but that no financial information or passwords had been compromised news.sky.com/story/customer…
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The vast majority of companies hit by #ransomware attacks over the past year have paid up, according to an insurance specialist's report that warns of mixed outcomes for those who do. news.sky.com/story/cyber-at…
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Jaguar Land Rover gets £1.5bn government-backed loan guarantee to help suppliers after crippling cyber attack | UK News | Sky News news.sky.com/story/jaguar-l…
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Harrods has warned its e-commerce customers that their personal data may have been taken in an IT systems breach.
Customers' names and contact details was taken after one of Harrods' third-party provider systems was compromised. news.sky.com/story/harrods-…
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Hackers who claimed to have stolen pictures, names and addresses of thousands of children in a cyber attack on a nursery chain have told Sky News they will release the profiles of more children and employees. news.sky.com/story/hackers-…
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Jaguar Land Rover has said some of its IT systems are back online after being hit by a cyber attack late last month.
Since 31 August, production has been halted across the car-making supply chain, with staff off work as a result of the attack. news.sky.com/story/jaguar-l…
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