SingleFax · singlefax · changes | VerifyMCPRecorded changes to this MCP component: tools, parameters, capabilities, advisories and trust-score checks. Security-relevant changes by default; append ?materiality=all for everything.https://verifymcp.io[SECURITY] singlefax: Stability (0.03 → fail)https://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06fbd-ab65-7564-a54e-26a5fd95698fhttps://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06fbd-ab65-7564-a54e-26a5fd95698fStability (0.03 → fail). Compared against 2026-09-04.Sat, 05 Sep 2026 04:04:56 GMTsecurityregressioncheck.verdict[SECURITY] singlefax: Tool safety (pass → unverified)https://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06fbd-ab68-7e23-b601-e91efe4b21f0https://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06fbd-ab68-7e23-b601-e91efe4b21f0Tool safety (pass → unverified). Compared against 2026-09-04.Sat, 05 Sep 2026 04:04:56 GMTsecurityregressioncheck.unverifiable[SECURITY] singlefax: Authorization (The endpoint enforces authorisation, advertised via RFC 9728 protected-resource metadata.)https://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06fbd-ab69-757f-85ac-6d5871bd06a7https://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06fbd-ab69-757f-85ac-6d5871bd06a7Authorization (The endpoint enforces authorisation, advertised via RFC 9728 protected-resource metadata.). Compared against 2026-09-04.Sat, 05 Sep 2026 04:04:56 GMTsecurityneutralcheck.reason[SECURITY] singlefax: Authorization (fail → pass)https://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06a97-65a6-74dc-b721-6c37eab852dchttps://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06a97-65a6-74dc-b721-6c37eab852dcAuthorization (fail → pass). Compared against 2026-09-03.Fri, 04 Sep 2026 04:05:01 GMTsecurityimprovementcheck.verdict[SECURITY] singlefax: First check of Authorization (partial)https://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06a97-65a9-7210-8fec-cffde5dcb18bhttps://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06a97-65a9-7210-8fec-cffde5dcb18bFirst check of Authorization (partial). Compared against 2026-09-03.Fri, 04 Sep 2026 04:05:01 GMTsecurityneutralcheck.appeared[SECURITY] singlefax: The server rewrote its instructions, which are the text every model session readshttps://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06612-f1c3-7e17-a4de-d678e4967754https://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06612-f1c3-7e17-a4de-d678e4967754The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-03.Thu, 03 Sep 2026 07:01:52 GMTsecurityneutralserver.instructions_changed[SECURITY] singlefax: Transport (unverified → pass)https://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06571-51f2-75cb-9b98-490e878dd013https://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06571-51f2-75cb-9b98-490e878dd013Transport (unverified → pass). Compared against 2026-09-02.Thu, 03 Sep 2026 04:05:20 GMTsecurityimprovementcheck.reverified[SECURITY] singlefax: Injection markers (unverified → pass)https://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06571-51f2-7ae2-893e-8dd08677a1e4https://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06571-51f2-7ae2-893e-8dd08677a1e4Injection markers (unverified → pass). Compared against 2026-09-02.Thu, 03 Sep 2026 04:05:20 GMTsecurityimprovementcheck.reverified[SECURITY] singlefax: Authorization (Authorisation is enforced on tool calls, but the challenge carries no valid RFC 9728 metadata, so a client cannot discover where to get a token.)https://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06571-51f3-7042-8fba-f11baf29d365https://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06571-51f3-7042-8fba-f11baf29d365Authorization (Authorisation is enforced on tool calls, but the challenge carries no valid RFC 9728 metadata, so a client cannot discover where to get a token.). Compared against 2026-09-02.Thu, 03 Sep 2026 04:05:20 GMTsecurityneutralcheck.reason[SECURITY] singlefax: First check of Judged manipulation (pass)https://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06571-51f3-75f0-91cf-8ad21d4f562dhttps://verifymcp.io/servers/com-singlefax-mcp/singlefax#chg-chg_01a06571-51f3-75f0-91cf-8ad21d4f562dFirst check of Judged manipulation (pass). Compared against 2026-09-02.Thu, 03 Sep 2026 04:05:20 GMTsecurityneutralcheck.appeared