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Card 739 of 9832026-09-30 issue

Observed arrival · 2026-09-30

SentinelAI publishes its misses alongside its alerts

sentinelids.com Visit website
Editorial interest 85/100 Selection signal · not a rating of the site

An open-source intrusion detector for home and small-office networks, with plain-language alerts and public test results.

Landing page captured for the 2026-09-30 issue.
For
Home-network and small-office operators
Worth noticing
Its check-in rule is off by default after flagging a code editor and Claude apps 50 times during a 24-hour laptop test.

Field notes

The detection layer is described as eight short Python rules with thresholds in one configuration file, and the check-in rule is disabled by default. Results cover three CIC-IDS2017 days: thresholds were partly tuned on Friday, then frozen for Wednesday and Monday; one earlier results version contained a scoring bug corrected after the held-out test. A separate laptop check found routine code-editor and Claude-app traffic triggered the check-in rule 50 times in 24 hours.

Observed signals

Read the marks

Editorial observations of this landing page, not a rating.

○OpenPublic substance visible
✦PrettyNotable craft visible
●ProPolished or operationally mature
◎NicheUnusually specific use

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Landing page observed 2026-09-30. The live site may have changed.