Microsoft Defender email security benchmarking: Key insights from one year of data
2026-06-17T02:52:16Z•9db10251fc99b1b2ceba9b38620336358760d8eb397439b271cbf540c5346ffa
AI luresAI securityASSERT frameworkAnthropic ClaudeAzure AICI/CD securityCopilotGartner Magic QuadrantGitHub ActionsICESMDASHSEGagentic AIcredential theftdependency confusionemail security benchmarkingendpoint protectionevaluation frameworkfailure modesnpm supply chainprompt injectionred teamingsocial engineeringtelemetry-driven investigationsthreat intelligence
What happened
Collection of Microsoft Security Blog posts (June 2026) covering multiple AI and software supply-chain security topics. Key items: a large-scale npm supply-chain campaign (“Miasma”) that infected many @redhat-cloud-services package versions to steal developer/CI/CD/cloud credentials and propagate; a dependency-confusion campaign that used 33 malicious npm packages to profile developer environments; a prompt-injection pathway in the Claude Code GitHub Action that could expose workflow secrets under specific conditions; updated taxonomy of agentic-AI failure modes informed by a year of red‑teamb
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- microsoft_security_blog
- Record identifier
- 9db10251fc99b1b2ceba9b38620336358760d8eb397439b271cbf540c5346ffa
- Enrichment time
- 2026-06-17T02:52:16Z
- AI-assisted enrichment
- Yes
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