Malicious backdoor-deploying JavaScript facilitates widespread WordPress site compromise

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Thousands of WordPress sites targeted with malicious plugin backdoor attacks

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WordPress Sites Compromised by JavaScript Backdoors

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Over 1,000 WordPress Sites Infected with JavaScript Backdoors Enabling Persistent Attacker Access.

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Crush Your New Gig in Cybersecurity From Day One: How to Navigate New-Hire Onboarding As a Security Engineer.

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E-Commerce Website Security: 10 Best Practices to Protect Your Online Store.

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WordPress Sites Hijacked to Spread Malware

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Expect a Client-Side Web Security Revolution

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c/side Launches PCI Compliance Dashboard for New PCI DSS 4.0.1 Requirements

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c/side 2025 Predictions: Client-Side Script Security (Finally) Gets the Attention it Deserves

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Thousands of WordPress Sites Hijacked - How to Stay Safe

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Hackers Are Hijacking WordPress Sites to Push Windows and Mac Malware

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c/side Unveils Dashboard for New PCI Payment Security Rules

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Malware Found on Over 10,000 WordPress Sites

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Over 10,000 WordPress Sites Found Showing Fake Google Browser Update Pages to Spread Malware

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10,000 WordPress Websites Hacked to Distributing MacOS and Microsoft Malware

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c/side, a cybersecurity company that specializes in browser-side third-party scripts, announced the launch of its PCI compliance dashboard to show that PCI DSS 4.0.1 requirements are met for third-party website script monitoring and management.

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Hackers Are Hijacking WordPress Sites to Push Windows and Mac Malware

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Hackers Target WordPress Sites to Spread Malware on Windows and Mac

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Outdated WordPress Versions and Plugins Abused for Large-Scale Malware Attack

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Hackers Use 10,000 WordPress Sites to Deliver Malware to MacOS and Microsoft Systems

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FinTech Rundown: A Rapid Review of Weekly News

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A WordPress Hack Is Turning Reputable Websites Into Malware Hotspots

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Over 10,000 WordPress Sites Found Showing Fake Google Browser Update Pages to Spread Malware

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c/side's New PCI DSS Dashboard Covers Third-Party Web Script Security

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Hackers Are Hijacking WordPress Sites to Push Windows and Mac Malware

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c/side Launches PCI Compliance Dashboard for New PCI DSS 4.0.1 Requirements

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ScriptAPI Hacks

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10K WordPress Websites Deliver Cross-Platform Malware

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New JavaScript Attack Hijacking Government And University Websites

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Script Searched: How 2024’s Biggest Client-Side Attacks Left Millions of Websites Exposed

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c/side revealed a widespread malware campaign that has targeted over 5,000 sites globally to create unauthorized administrator accounts, install a malicious plugin from a remote server, and siphon credential data back to it.

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Experts Look Back at 2024's Cybersecurity News

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Is PayPal’s Honey Misleading Users? We Investigate.

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2025 Observability Predictions.

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6th Annual Insight Jam LIVE! Day 3 Recap: Cybersecurity Strategies.

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Interview With Simon Wijckmans - Founder and CEO of c/side.

In the ever-evolving landscape of cybersecurity, client-side security has become a crucial battleground. Third-party scripts, often essential for modern web functionality, also present significant security risks. Simon Wijckmans, founder and CEO of c/side, recognized this growing threat through his experience at Microsoft, Cloudflare, and Vercel.

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The evolving threat landscape demands faster, more intelligent responses to cyber threats. Artificial intelligence (AI) is transforming how organizations detect, analyze, and respond to security incidents, enabling more proactive and efficient threat management. By leveraging machine learning, behavior analytics, and automated response systems, AI-driven solutions offer unparalleled capabilities for identifying potential vulnerabilities and mitigating risks in real-time.

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AI's Effect on Threat Detection and Response.

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Breaking Down the Complexities of Client-Side Threats and How to Stop Them | A c/side Brand Story Conversation with Simon Wijckmans.

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In a recent episode of Brand Story, Simon Wijckmans, founder and CEO of c/side, discussed the critical need to secure third-party scripts on websites, a frequently overlooked aspect of cybersecurity. Drawing on his experience with companies like Cloudflare and Vercel, Wijckmans outlined why traditional methods fall short in addressing dynamic threats and how c/side is redefining client-side security.

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What All Healthcare IT Leaders Must Understand About the Kaiser Permanente Breach.

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Website Security Threats + 8 Services to Increase Your Site Security.

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Simon Wijckmans on Third-Party Browser Script Security.

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In this episode of Modern Cyber, Jeremy Snyder speaks with Simon Wijckmans, CEO and founder of c/side, about the hidden complexities of client-side security in web environments. They discuss real-world examples like the Polyfill attack, emphasizing the risks in client-side scripting and vulnerabilities in traditional tools like secure web gateways. Simon explains how browser security, inline scripts, and DNS intricacies present ongoing security gaps, proposing a proactive approach to script monitoring and standardization to enhance web protection.

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Innovating Browser Security: New Dev Strategies for Taming Vulnerable Third-Party Scripts.

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Simon Wijckmans, founder of c/side – a company that focuses on monitoring, securing, and optimizing third-party JavaScript – joins SE Radio host Kanchan Shringi for a conversation about the security risks posed by third-party browser scripts. Through real-world examples and insights drawn from his work in web security, Simon highlights the dangers, including malicious attacks such as the recent Polyfill.io incident. He emphasizes the need for vigilant monitoring, as these third-party scripts remain essential for website functionalities like analytics, chatbots, and ads, despite their potential vulnerabilities. Simon explores the use of self-hosting solutions and content security policies (CSPs) to minimize risks, but he stresses that these measures alone are insufficient to fully safeguard websites.

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Strategy Must Adapt

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Security, Funding.

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Daily AI Brief: October 23

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c/side Selected for TechCrunch Disrupt 2024 Startup Battlefield, Will Showcase AI-Driven Solution for Securing Vulnerable Third-Party Web Scripts.

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Simon Wijckmans, Founder and CEO of cside.dev, Revolutionizing Client-Side Security.

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AI Growing Faster Than SaaS.

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c/side: $6 Million (Seed) Secured To Fend Off Browser Supply Chain Attacks.

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VC Rewind.

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Investments and Exits

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c/side Raises $6 Million in Seed Funding.

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c/side Raises $6M in Seed Funding to Thwart Costly Browser Supply Chain Attacks.

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c/side Lands $6M to Combat Rising Browser Supply Chain Attacks.

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c/side Secures $6 Million in Seed Funding.

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USA Dominates Market as Weekly FinTech Funding Surges Past $800m.

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Endpoint Security and Network Monitoring News for the Week.

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c/side Raises $6M in Seed Funding to Thwart Costly Browser Supply Chain Attacks.

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In this episode of the Security Podcast of Silicon Valley, a YSecurity production, hosts Jon McLachlan and Sasha Sinkevich dive into an engaging conversation with Simon Wijckmans, Founder and CEO of cside.dev. Simon shares his journey from working at Hydra, Vercel, and Cloudflare to founding cside.dev, a security startup focused on client-side security. He discusses the evolution of web security, the unique challenges of client-side attacks, and how cside.dev is pioneering solutions to make web security more accessible. Simon's insights into the dynamic landscape of cybersecurity and his passion for innovative solutions make this episode a must-listen. Join us as we explore the future of web security with one of the industry's brightest minds.

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c/side Secures $6M in Seed Round.

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Daily Digest: Funding Watch.

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StrictlyVC - Smaller Fundings.

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c/side Secures Funding to Protect Websites from Third-Party Web Script Risks.

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c/side Raises $6M in Seed to Thwart Costly Browser Supply Chain Attacks.

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c/side Raises $6M Seed Funding

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c/side Secures $6m in Seed Funding to Combat Browser-Side Cyber Threats

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c/side Raises $6 Million to Secure the Browser Supply Chain.

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c/side Raises $6M in Seed Funding to Thwart Costly Browser Supply Chain Attacks.

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AI Startup c/side Raises $6M to Fortify Third Party Script Security.

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Channel Brief: Ricoh Layoffs, C/side Raises $6M for Supply Chain Security, AT&T Strike Ends.

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c/side raises $6m in a seed funding round.

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c/side Raises $6M to Prevent Supply Chain Attacks by Securing Third-Party Scripts.

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c/side Raises $6M in Seed Funding.

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Cisco's Merch Store Targeted by Dangerous Malware.

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Cisco Merch Shoppers Stung in Magecart Attack.

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Startup Battlefield.

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Spotlight Interview: Simon Wijckmans, Founder and CEO of c/side.

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The Rise of Third-Party Browser Script Attacks.

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Simon Wijckmans from c/side joins Jerod & Nick to discuss the Pollyfill attack in detail. What does it mean for web developers & client-side security going forward?

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In this episode Simon Wijckmans, CEO of cside.dev shares his journey from homeschooling in Belgium to working at Microsoft and Cloudflare before founding cside.dev. He discusses the challenges of starting a company as a solo founder and the importance of product-market fit. Simon explains cside.dev's unique approach to client-side security and its pricing strategy for SMBs and enterprises. He also touches on hiring the right engineering talent, the role of AI in product development, and competing with larger companies, and much more!

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When 3rd-Party JavaScript Attacks.

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Cybersecurity Best Practices for SMEs.

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A JavaScript Expert’s Take on Polyfill Attacks and Security Best Practices.

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Gold: Cybersecurity Executive of the Year.

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Strategy Must Adapt

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Cybersecurity Entrepreneur of the Year.

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Supply Chain Attack: The Polyfill[.]io Case and Its Implications.

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As the Technology They Work with Advances, is It Time to Reassess the Role of the CIO?

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Polyfill Becomes a Supply-Chain Risk to 100,000 Websites.

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Polyfill Library Injected with Malware Impacting 100,000 Websites.

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Hulu, 100K+ Other Websites May Be Exposed to Polyfill Malware.

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Supply Chain Attack Compromises 100,000 Websites Via Polyfill Domain Takeover.

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Formerly Legitimate Polyfill Domain Abused to Serve Malicious Code.

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Polyfill Supply Chain Attack Hits Over 100K Websites.

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Over 110,000 Websites Affected by Hijacked Polyfill Supply Chain Attack.

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If You're Using Polyfill Code on Your Site, Remove it Immediately.

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Domain That Redirected Hulu, 491K+ Other Websites to Porn Gets Shut Down.

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Polyfill Claims It Has Been 'Defamed," Returns After Domain Shut Down.

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Polyfill[.]io Supply Chain Attack Smacks Down 100K+ Websites.

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Why Lessons from the British Airways Data Breach Are Timelier Than Ever.

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c/side: How This Cybersecurity Company Optimizes Vulnerable Browser-Side Third-Party Scripts.

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Editor’s Question: As the Technology They Work with Advances – Is it Time to Re-Assess the Role of the CIO?

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c/side: $1.7 Million Raised To Secure Browsers Against Zero-Day Attacks.

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Startup c/side Aims to Secure 3rd-Party Web Browser Scripts.

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AI-Powered Security Startup c/side Raises $1.7M to Fight Browser Zero-Day Attacks.

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AI-Powered Security Startup c/side Raises $1.7M to Fight Browser Zero-Day Attacks.

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AI-Powered Security Startup c/side Raises $1.7M to Fight Browser Zero-Day Attacks.

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Endpoint Security and Network Monitoring News of the Week.

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c/side Launches to Protect the Browser Supply Chain from Zero-Day Attacks

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c/side, an SF cybersecurity startup focused on the web browser supply chain, raised $1.7m led by Scribble Ventures.

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c/side Raises $1.7 in Funding

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StrictlyVC - Smaller Fundings

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c/side Launches with an Answer to Vulnerable Browser Supply Chains.

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c/side Emerges from Stealth with $1.7 Million in Funding to Set New Web Security Benchmarks.

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Browser Supply Chain Secured with c/side AI-Fueled Security Solution.

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Daily Digest: San Francisco Seedlings.

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c/side Launches to Prevent Zero-Day Attacks in the Browser Supply Chain

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Cybersecurity Firm c/side Raises $1.7m to Enhance Browser Security

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c/side Emerges from Stealth with $1.7 Million in Funding to Set New Web Security Benchmarks

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c/side Emerges from Stealth with $1.7 Million in Funding to Set New Web Security Benchmarks.

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c/side Emerges From Stealth Mode With $1.7 Million Investment.

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Website Certificates That Expire Every Six Weeks? What IT Should Know.

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Experts Look Ahead: Cybersecurity in 2025.

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