Recorded 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.iohttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a0b2ed-8930-752e-baa9-82db42b6e6behttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a0b2ed-8930-752e-baa9-82db42b6e6beStability (0.97 → pass). Compared against 2026-09-17.Fri, 18 Sep 2026 05:11:46 GMTsecurityneutralcheck.verdicthttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a09e53-ae2c-7000-a533-bfc065066279https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a09e53-ae2c-7000-a533-bfc065066279The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-13.Mon, 14 Sep 2026 05:11:19 GMTsecurityneutralserver.instructions_changedhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a089ba-5143-79d0-913d-4df61ec990f0https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a089ba-5143-79d0-913d-4df61ec990f0The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-09.Thu, 10 Sep 2026 05:11:24 GMTsecurityneutralserver.instructions_changedhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a08493-d5b9-7032-aa7f-b25504143c00https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a08493-d5b9-7032-aa7f-b25504143c00The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-08.Wed, 09 Sep 2026 05:11:16 GMTsecurityneutralserver.instructions_changedhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a07a47-c4bc-76b6-a6f0-e699cfa3a744https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a07a47-c4bc-76b6-a6f0-e699cfa3a744The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-06.Mon, 07 Sep 2026 05:11:58 GMTsecurityneutralserver.instructions_changedhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a07520-5e5b-76d3-81cb-79159216f77bhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a07520-5e5b-76d3-81cb-79159216f77bThe server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-05.Sun, 06 Sep 2026 05:10:50 GMTsecurityneutralserver.instructions_changedhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a06ffa-0ea3-79b3-ac8c-46453173b2f8https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a06ffa-0ea3-79b3-ac8c-46453173b2f8The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-04.Sat, 05 Sep 2026 05:10:53 GMTsecurityneutralserver.instructions_changedhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a065ad-660a-7795-8b16-fc4282d23a56https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a065ad-660a-7795-8b16-fc4282d23a56The server rewrote its instructions, which are the text every model session reads. Compared against 2026-09-02.Thu, 03 Sep 2026 05:10:57 GMTsecurityneutralserver.instructions_changedhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a06087-603b-7e47-9625-7373f2d7d93ehttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a06087-603b-7e47-9625-7373f2d7d93eAuthorization (unverified → partial). Compared against 2026-09-01.Wed, 02 Sep 2026 05:11:19 GMTsecurityimprovementcheck.reverifiedhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a06087-603f-7028-8ba4-ba657ca7eb64https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a06087-603f-7028-8ba4-ba657ca7eb64Injection markers (unverified → pass). Compared against 2026-09-01.Wed, 02 Sep 2026 05:11:19 GMTsecurityimprovementcheck.reverifiedhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a0419f-23a8-7b5c-8263-d7440ce99a2ahttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a0419f-23a8-7b5c-8263-d7440ce99a2aStability (0.23 → fail). Compared against 2026-08-26.Thu, 27 Aug 2026 05:09:03 GMTsecurityregressioncheck.verdicthttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a0419f-23ab-78c1-8623-f23c985eb052https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a0419f-23ab-78c1-8623-f23c985eb052Tool safety (pass → unverified). Compared against 2026-08-26.Thu, 27 Aug 2026 05:09:03 GMTsecurityregressioncheck.unverifiablehttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a0419f-23ac-7128-8339-80c8749be126https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a0419f-23ac-7128-8339-80c8749be126Authorization (partial → unverified). Compared against 2026-08-26.Thu, 27 Aug 2026 05:09:03 GMTsecurityregressioncheck.unverifiablehttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a03752-7f25-7036-ab33-d1b6e788460ehttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a03752-7f25-7036-ab33-d1b6e788460eAuthorization (unverified → partial). Compared against 2026-08-24.Tue, 25 Aug 2026 05:09:08 GMTsecurityimprovementcheck.reverifiedhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a0322c-218f-750d-99c8-8037b540bd5ahttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a0322c-218f-750d-99c8-8037b540bd5aStability (0.13 → fail). Compared against 2026-08-23.Mon, 24 Aug 2026 05:09:07 GMTsecurityregressioncheck.verdicthttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a0322c-2191-70b5-8d28-1db36b5bb322https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a0322c-2191-70b5-8d28-1db36b5bb322Authorization (partial → unverified). Compared against 2026-08-23.Mon, 24 Aug 2026 05:09:07 GMTsecurityregressioncheck.unverifiablehttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a02d05-8b03-7b85-ac83-4481975ca112https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a02d05-8b03-7b85-ac83-4481975ca112Authorization (unverified → partial). Compared against 2026-08-22.Sun, 23 Aug 2026 05:08:53 GMTsecurityimprovementcheck.reverifiedhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a027df-0b0a-792c-b409-af6fa6625e79https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a027df-0b0a-792c-b409-af6fa6625e79Authorization (partial → unverified). Compared against 2026-08-21.Sat, 22 Aug 2026 05:08:43 GMTsecurityregressioncheck.unverifiablehttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a027df-0b0b-7a4c-a93a-d5a6412a1ec7https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a027df-0b0b-7a4c-a93a-d5a6412a1ec7Stability (0.07 → fail). Compared against 2026-08-21.Sat, 22 Aug 2026 05:08:43 GMTsecurityregressioncheck.verdicthttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a022b8-aa4a-758a-9086-5839128edbachttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a022b8-aa4a-758a-9086-5839128edbacHSTS header (unverified → fail). Compared against 2026-08-20.Fri, 21 Aug 2026 05:08:42 GMTsecurityregressioncheck.reverifiedhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a022b8-aa4c-77f6-a31f-b1f9c9ec7013https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a022b8-aa4c-77f6-a31f-b1f9c9ec7013HTTPS (pass → unverified). Compared against 2026-08-20.Fri, 21 Aug 2026 05:08:42 GMTsecurityregressioncheck.unverifiablehttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a022b8-aa4c-7ced-8362-60292c7a2396https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a022b8-aa4c-7ced-8362-60292c7a2396Transport (fail → pass). Compared against 2026-08-20.Fri, 21 Aug 2026 05:08:42 GMTsecurityimprovementcheck.verdicthttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a022b8-aa4d-713b-87b7-549065a34b93https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a022b8-aa4d-713b-87b7-549065a34b93Authorization (unverified → partial). Compared against 2026-08-20.Fri, 21 Aug 2026 05:08:42 GMTsecurityimprovementcheck.reverifiedhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a022b8-aa4d-7a1f-bda5-8dab8f810311https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a022b8-aa4d-7a1f-bda5-8dab8f810311The server rewrote its instructions, which are the text every model session reads. Compared against 2026-08-20.Fri, 21 Aug 2026 05:08:42 GMTsecurityneutralserver.instructions_changedhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a01d94-ab4f-7d1e-a6b5-f886a598b782https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a01d94-ab4f-7d1e-a6b5-f886a598b782HSTS header (fail → unverified). Compared against 2026-08-19.Thu, 20 Aug 2026 05:11:17 GMTsecurityregressioncheck.unverifiablehttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a01d94-ab50-79d4-a6ce-457ef12c07bfhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a01d94-ab50-79d4-a6ce-457ef12c07bfAuthorization (partial → unverified). Compared against 2026-08-19.Thu, 20 Aug 2026 05:11:17 GMTsecurityregressioncheck.unverifiablehttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a01d94-ab50-7ef1-ac5c-9f9d77de04ffhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a01d94-ab50-7ef1-ac5c-9f9d77de04ffTransport (pass → fail). Compared against 2026-08-19.Thu, 20 Aug 2026 05:11:17 GMTsecurityregressioncheck.verdicthttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a01d94-ab51-760a-b136-689786367ccchttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a01d94-ab51-760a-b136-689786367cccHTTPS (unverified → pass). Compared against 2026-08-19.Thu, 20 Aug 2026 05:11:17 GMTsecurityimprovementcheck.reverifiedhttps://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a01d94-ab52-7c0d-842b-f813d45868f3https://verifymcp.io/servers/mcp-dir-receita-federal-situacao-mcp/p-receita-federal-situacao#chg-chg_01a01d94-ab52-7c0d-842b-f813d45868f3The server rewrote its instructions, which are the text every model session reads. Compared against 2026-08-19.Thu, 20 Aug 2026 05:11:17 GMTsecurityneutralserver.instructions_changed