sri
Safeguard articles tagged "sri" — guides, analysis, and best practices for software supply chain and application security.
3 articles
Polymarket Lost ~$3M Without a Single Smart Contract Bug
On 25–26 June 2026 attackers compromised a third-party vendor and injected malicious code into Polymarket's website frontend, manipulating users into approving fraudulent transactions. Roughly $3M in crypto drained. The smart contracts were never touched. Your client-side dependency tree is production.
Subresource Integrity (SRI) Explained (2026)
Subresource Integrity pins a cryptographic hash to every script you load from a CDN, so a compromised CDN cannot silently swap in malicious code. Here is how it works and where it stops.
Subresource Integrity Failures: When CDN Trust Goes Wrong
SRI protects against CDN compromises and supply chain attacks on client-side scripts. Most web applications do not use it. Here is what they are missing.
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