Cyber Incident? Get Help
Scott Walsh
authorScott WalshPrincipal Security Researcher
Security Alert: Polyfill Graphic
Remove Polyfill.io to Prevent Malicious AttacksResearchers published new information about the open-source code Polyfill leading to malicious attacks. Learn more about prevention.
Scott Walsh
Scott WalshJune 28, 2024
XZ Near Miss Sheds Light on Vulnerability, Patching Issues
XZ Near Miss Sheds Light on Vulnerability, Patching IssuesThe recent XZ Utils backdoor uncovered the potential risks associated with vulnerabilities in open-source systems.
Scott Walsh
Scott WalshJune 04, 2024
Blog: From Widespread Damage to Failure to Launch: The Celebrity CVEs of 2023
From Widespread Damage to Failure to Launch: The Celebrity CVEs of 2023The number of CVEs has been steadily rising for years. Coalition reflects on the CVEs from 2023 that were the most (and least) impactful.
Scott Walsh
Scott WalshDecember 05, 2023
SysAid Zero-Day Exploited to Deploy Ransomware
SysAid Zero-Day Exploited to Deploy RansomwareA vulnerability targeting SysAid On-Prem allows threat actors to deploy ransomware. Learn how Coalition Security Labs is responding.
Scott Walsh
Scott WalshNovember 09, 2023
Coalition Blog SecLabs Security Alert: What to Know About Threat Actor Volt Typhoon
Security Alert: What to Know About Threat Actor Volt TyphoonMicrosoft and CISA warned that the Chinese APT Volt Typhoon is targeting critical infrastructure by living off the land. Learn the risks of this technique.
Scott Walsh
Scott WalshMay 26, 2023
Coalition Security Incident Retrospective: The 3CX Supply Chain Attack
Security Incident Retrospective: The 3CX Supply Chain AttackCoalition dives deeper into what security leaders need to know about the supply chain attack that impacted 3CX.
Scott Walsh
Scott WalshMay 18, 2023
Coalition Blog: New Microsoft Exchange Zero Day: How to stay safe
New Microsoft Exchange Zero-day: How to stay safeProxyNotShell is a new zero-day impacting Microsoft Exchange. Here's how to advise your clients and how Coalition keeps policyholders safe.
Scott Walsh
Scott WalshOctober 03, 2022
Blog: Coalition Helps with Microsoft Exchange Risks
Microsoft Exchange can be a security risk – here's how Coalition can helpCoalition has managed several Microsoft Exchange vulnerabilities. Learn how dedicated scanning and alerting helps policyholders stay safe.
Scott Walsh
Scott WalshJune 14, 2022
Featured Image for Coalition scanning engine helps policyholders respond to Exchange ProxyShell vulnerability
Coalition scanning engine helps policyholders respond to Exchange ProxyShell vulnerabilityCoalition’s ability to pinpoint cyber risks and offer dedicated support is unique. Our scanning engine helps policyholders respond to the most recent Exchange vulnerability.
Scott Walsh
Scott WalshAugust 16, 2021
Featured Image for Scanning the internet: Discovery at scale
Scanning the internet: Discovery at scaleScanning the internet is a huge task. I was asked to improve our ability to detect and communicate with exposed SMB services. It was slow, so I made the process faster.
Scott Walsh
Scott WalshOctober 12, 2020