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    <title>isMalicious — The Cyber Toolchain</title>
    <link>https://cybertoolchain.io/tools/ismalicious</link>
    <description>New releases and features in isMalicious, tracked by The Cyber Toolchain.</description>
    <language>en</language>
    <lastBuildDate>Mon, 02 Nov 2026 07:59:54 GMT</lastBuildDate>
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    <item>
      <title>isMalicious 1.2.0</title>
      <link>https://ismalicious.com/openapi.json</link>
      <guid isPermaLink="true">https://ismalicious.com/openapi.json</guid>
      <pubDate>Mon, 02 Nov 2026 07:59:54 GMT</pubDate>
      <description>API surface changed: +2 endpoints, 11 modified⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
• New endpoint GET /cve/attribution⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
• New endpoint GET /cve/resolve
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious 1.2.0</title>
      <link>https://ismalicious.com/openapi.json</link>
      <guid isPermaLink="true">https://ismalicious.com/openapi.json</guid>
      <pubDate>Mon, 26 Oct 2026 13:50:23 GMT</pubDate>
      <description>API surface changed: +26 endpoints⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
• Adds new endpoints `DELETE /surveillance/components/{id}`, `PATCH /surveillance/components/{id}`, and `POST /surveillance/sources/{id}/components` for managing surveillance components.⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
• Adds new endpoints `DELETE /surveillance/sources/{id}`, `GET /surveillance/sources`, `GET /surveillance/sources/{id}`, `PATCH /surveillance/sources/{id}`, `POST /surveillance/sources`, and `POST /surveillance/sources/{id}/refresh` for managing surveillance sources.
• Adds new endpoints `GET /cve/exploited`, `GET /cve/{id}/affected`, `GET /cve/{id}/indicators`, `GET /edl/cve/{id}`, and `GET /edl/exploited-cves` for CVE exploitation and indicator intelligence.
• Adds new endpoints `GET /surveillance/catalog/products`, `GET /surveillance/exposure`, `GET /surveillance/quota`, `POST /surveillance/analyze`, and `POST /surveillance/preview` for surveillance catalog, exposure, quota, analysis, and preview.
• Adds new endpoints `GET /surveillance/findings`, `GET /surveillance/findings/{id}`, `PATCH /surveillance/findings/{id}`, and `POST /surveillance/findings/bulk-status` for managing surveillance findings.
• Adds new endpoints `GET /surveillance/policy`, `POST /surveillance/policy/test`, and `PUT /surveillance/policy` for managing surveillance policy.
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious changelog-20261016-9e5d602c</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Fri, 16 Oct 2026 08:15:03 GMT</pubDate>
      <description>isMalicious adds CVE intelligence pages, STIX/TAXII 2.1 feeds, DNS history, ransomware victim tracking, and webhook retry logging.⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
• Expands ransomware victim post coverage via RansomLook and Ransomfeed, each entry carrying group, publication time, and correlated indicators.
• Adds a searchable glossary of 50+ terms spanning threat intelligence, malware, network, vulnerability, and API security, including an AI agent security category.
• Publishes long-form explanations and worked examples for 16 top terms, plus 14 new terms.
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious snapshot-20261015</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Thu, 15 Oct 2026 07:42:34 GMT</pubDate>
      <description>isMalicious ships bulk IOC API, STIX/TAXII 2.1 feeds, NRD feed, DNS history, ransomware tracker, and CVE intelligence pages.⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
• Adds `POST /api-docs/bulk` endpoint accepting mixed IP, domain, and URL batches in a single request, up to 500 indicators per request; responses stream via chunked transfer encoding.⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
• Adds TAXII 2.1 collections serving STIX 2.1 objects for OpenCTI, MISP, and Sentinel; included in Pro and Enterprise plans.
• Adds a daily NRD (newly registered domain) feed with age, registrar, nameserver, and isMalicious verdict, available in CSV and JSON.
• Adds webhook delivery retry and status logging: failed deliveries are retried once and each attempt is logged with its HTTP status code in the dashboard.
• Adds programmatic CVE intelligence pages at `/cve/[CVE-ID]` with CVSS, EPSS, CISA KEV status, SSVC exploitation data, and correlated IOCs.
• Adds a DNS history lookup tool returning A, AAAA, MX, NS, TXT, and CNAME records timestamped over 3 years for any domain.
• Adds AlienVault OTX and Emerging Threats as correlation engine sources, bringing the total to 17 feeds; source weights published at `/methodology`.
• Publishes a 6-factor confidence formula, source weights, freshness limits, and false-positive handling at `/methodology`.
• Reduces streaming threat feed median latency by 40%, from 1.2 s to 720 ms; p99 now under 2.5 s.
• Improves confidence scoring to discount older signals from lower-reliability sources over time, reducing false positives from stale community reports.
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious 1.2.0</title>
      <link>https://ismalicious.com/openapi.json</link>
      <guid isPermaLink="true">https://ismalicious.com/openapi.json</guid>
      <pubDate>Mon, 05 Oct 2026 08:05:31 GMT</pubDate>
      <description>Breaking changes:
• POST /search: param keywords (query) added [required]; param keywords (path) removed
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious 1.2.0</title>
      <link>https://ismalicious.com/openapi.json</link>
      <guid isPermaLink="true">https://ismalicious.com/openapi.json</guid>
      <pubDate>Sun, 04 Oct 2026 13:54:24 GMT</pubDate>
      <description>Breaking changes:
• POST /search: param keywords (query) added [required]; param keywords (path) removed
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious 1.2.0</title>
      <link>https://ismalicious.com/openapi.json</link>
      <guid isPermaLink="true">https://ismalicious.com/openapi.json</guid>
      <pubDate>Sat, 03 Oct 2026 13:03:38 GMT</pubDate>
      <description>API surface changed: +8 endpoints, 8 modified⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
• New endpoint GET /pwned-passwords/range/{prefix}⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
• New endpoint GET /taxii/api-root/collections/{collectionId}/manifest
• New endpoint GET /taxii/api-root/collections/{collectionId}/objects/{objectId}
• New endpoint GET /taxii/api-root/collections/{collectionId}/objects/{objectId}/versions
• New endpoint GET /taxii/api-root/status/{statusId}
• New endpoint POST /check/password
• New endpoint POST /mail/scan
• New endpoint POST /taxii/api-root/collections/{collectionId}/objects
• GET /check: param country (query) added
• GET /taxii/api-root/collections/{collectionId}/objects: param match[id] (query) added; param match[spec_version] (query) added; param match[type] (query) added; param match[version] (query) added
Breaking changes:
• POST /search: param keywords (query) added [required]; param keywords (path) removed
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious 1.2.0</title>
      <link>https://ismalicious.com/openapi.json</link>
      <guid isPermaLink="true">https://ismalicious.com/openapi.json</guid>
      <pubDate>Tue, 29 Sep 2026 14:32:46 GMT</pubDate>
      <description>API surface changed: 2 modified⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
• GET /ransomware/groups: param sort (query) added⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious 1.2.0</title>
      <link>https://ismalicious.com/openapi.json</link>
      <guid isPermaLink="true">https://ismalicious.com/openapi.json</guid>
      <pubDate>Fri, 25 Sep 2026 13:22:25 GMT</pubDate>
      <description>API surface changed: +14 endpoints, 2 modified⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
• New endpoint GET /check/tenant⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
• New endpoint GET /cve
• New endpoint GET /cve/recent
• New endpoint GET /cve/{id}
• New endpoint GET /ransomware/feed
• New endpoint GET /ransomware/group-profile
• New endpoint GET /ransomware/groups
• New endpoint GET /ransomware/live-quota
• New endpoint GET /ransomware/press
• New endpoint GET /ransomware/sector-risk
• New endpoint GET /ransomware/sector-risk/history
• New endpoint GET /ransomware/sector-victims
• New endpoint GET /ransomware/stats
• New endpoint POST /indicator-context
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious 1.2.0</title>
      <link>https://ismalicious.com/openapi.json</link>
      <guid isPermaLink="true">https://ismalicious.com/openapi.json</guid>
      <pubDate>Mon, 21 Sep 2026 14:37:20 GMT</pubDate>
      <description>API surface changed: 3 modified⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
• GET /taxii/api-root/collections/{collectionId}/objects: param max_score (query) added⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious 1.2.0</title>
      <link>https://ismalicious.com/openapi.json</link>
      <guid isPermaLink="true">https://ismalicious.com/openapi.json</guid>
      <pubDate>Sun, 13 Sep 2026 14:48:48 GMT</pubDate>
      <description>API surface changed: +1 endpoint⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
• New endpoint POST /monitoring/claim-pending⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious 1.2.0</title>
      <link>https://ismalicious.com/openapi.json</link>
      <guid isPermaLink="true">https://ismalicious.com/openapi.json</guid>
      <pubDate>Thu, 10 Sep 2026 14:47:41 GMT</pubDate>
      <description>API surface changed: +1 endpoint⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
• New endpoint POST /monitoring/claim-pending⁠︀︄︇︀︅︉︀︅︀︀︃︀︀︅︅︀︅︊︀︄︆︀︃︄⁠
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious 1.2.0</title>
      <link>https://ismalicious.com/openapi.json</link>
      <guid isPermaLink="true">https://ismalicious.com/openapi.json</guid>
      <pubDate>Fri, 04 Sep 2026 07:49:46 GMT</pubDate>
      <description>API surface changed: +9 endpoints
• New endpoint GET /check/stream
• New endpoint GET /cve/stats/epss
• New endpoint GET /cve/stats/timeseries
• New endpoint GET /stats
• New endpoint GET /taxii
• New endpoint GET /taxii/api-root
• New endpoint GET /taxii/api-root/collections
• New endpoint GET /taxii/api-root/collections/{collectionId}
• New endpoint GET /taxii/api-root/collections/{collectionId}/objects
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious 1.1.0</title>
      <link>https://ismalicious.com/openapi.json</link>
      <guid isPermaLink="true">https://ismalicious.com/openapi.json</guid>
      <pubDate>Mon, 31 Aug 2026 20:50:31 GMT</pubDate>
      <description>API surface changed: 25 modified
• GET /action-center/overview: response schema changed
• GET /alerts/trends: response schema changed
• GET /blocklist/download/{filename}: response schema changed
• GET /blocklist/stats: response schema changed
• GET /bulk/check: response schema changed
• GET /cases: response schema changed
• GET /gate/url: response schema changed
• GET /platform/data-freshness: response schema changed
• GET /platform/data-ops/pipeline: response schema changed
• GET /risk-brief/latest: response schema changed
• GET /trust/assessment/schema: response schema changed
• GET /user/webhooks/events: response schema changed
• PATCH /cases/{id}: response schema changed
• POST /bulk/check: response schema changed
• POST /cases: request body changed; response schema changed
• POST /cases/{id}/evidence: response schema changed
• POST /gate/scan: response schema changed
• POST /search: response schema changed
• POST /submit: request body changed; response schema changed
Breaking changes:
• GET /check: param domain (query) added; param enrichment (query) added; param hash (query) added; param ip (query) added; param query (query) added; param enrichment (path) removed; param query (path) removed; param track_reports (path) removed; response schema changed
• GET /check/certificates: param query (query) added; param enrichment (path) removed; param query (path) removed; param track_reports (path) removed; response schema changed
• GET /check/location: param query (query) added; param enrichment (path) removed; param query (path) removed; param track_reports (path) removed; response schema changed
• GET /check/reputation: param query (query) added; param enrichment (path) removed; param query (path) removed; param track_reports (path) removed; response schema changed
• GET /check/vulnerabilities: param query (query) added; param enrichment (path) removed; param query (path) removed; param track_reports (path) removed; response schema changed
• GET /check/whois: param query (query) added; param enrichment (path) removed; param query (path) removed; param track_reports (path) removed; response schema changed
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious 1.0.0</title>
      <link>https://ismalicious.com/openapi.json</link>
      <guid isPermaLink="true">https://ismalicious.com/openapi.json</guid>
      <pubDate>Fri, 28 Aug 2026 19:46:33 GMT</pubDate>
      <description>API surface changed: +3 endpoints
• New endpoint GET /gate/quota
• New endpoint GET /gate/url
• New endpoint POST /gate/scan
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious CVE database expanded to 50K+ entries</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Mon, 20 Apr 2026 00:00:00 GMT</pubDate>
      <description>isMalicious expands CVE database to 50K+ entries with daily ingestion from NVD and CISA KEV
• CVE database expanded to 50K+ entries
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious Programmatic CVE intelligence pages</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Mon, 20 Apr 2026 00:00:00 GMT</pubDate>
      <description>Launched programmatic CVE intelligence pages at /cve/&lt;CVE-ID&gt; with CVSS, EPSS, KEV, SSVC, and IOCs
• Adds new endpoint `/cve/[CVE-ID]` returning structured intelligence for high-severity CVEs including CVSS scores, EPSS probability, CISA KEV status, SSVC exploitation classification, and correlated IOCs
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious Bulk indicator check supports up to 10,000 IOCs per request</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Wed, 15 Apr 2026 00:00:00 GMT</pubDate>
      <description>Adds /api-docs/bulk endpoint accepting up to 10,000 mixed indicators per request
• `/api-docs/bulk` endpoint now accepts batches of up to 10,000 mixed IP, domain, and URL indicators in a single request
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious Bulk indicator check: mixed IOC batches in one request</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Wed, 15 Apr 2026 00:00:00 GMT</pubDate>
      <description>isMalicious /api-docs/bulk now accepts mixed IP, domain, URL batches in one request
• The /api-docs/bulk endpoint accepts mixed IP, domain, and URL batches, up to 500 indicators per request depending on plan, and streams responses via chunked transfer encoding.
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious Ransomware victim tracker launched</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Fri, 10 Apr 2026 00:00:00 GMT</pubDate>
      <description>Launch of the isMalicious ransomware victim tracker service.
• New service offering real-time tracking of ransomware group activity, including victims, timelines, and infrastructure IOCs.
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious April 2026</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Wed, 01 Apr 2026 00:00:00 GMT</pubDate>
      <description>isMalicious April 2026 adds glossary, methodology page, CVE intelligence pages, bulk indicator checks and ransomware tracker
• Adds a searchable glossary of 50+ security terms at /glossary for threat intelligence, malware, network security, vulnerability management, and API security concepts.
• Publishes a methodology breakdown page at /methodology detailing the 6-factor confidence scoring engine, 17 source reliability weights, data freshness guarantees, and false positive handling.
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious Ransomware leak-site coverage expanded</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Sat, 28 Mar 2026 00:00:00 GMT</pubDate>
      <description>Expands ransomware leak-site coverage by ingesting RansomLook and Ransomfeed feeds for victim-post ingestion.
• Adds support for `RansomLook` feed in victim-post ingestion
• Adds support for `Ransomfeed` feed in victim-post ingestion
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious STIX 2.1 export now available for all plans</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Fri, 20 Mar 2026 00:00:00 GMT</pubDate>
      <description>The /api/stix endpoint now outputs STIX 2.1 bundles, including SRO relationships for indicators, threat actors, malware families, and attack patterns.
• The /api/stix endpoint now outputs STIX 2.1 bundles, including SRO relationships for indicators, threat actors, malware families, and attack patterns.
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious NRD (newly registered domain) feed</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Sun, 15 Mar 2026 00:00:00 GMT</pubDate>
      <description>isMalicious introduces a daily NRD feed providing domain metadata and risk verdicts in CSV and JSON formats.
• isMalicious introduces a daily NRD feed providing domain metadata and risk verdicts in CSV and JSON formats.
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious API key scoping — read-only keys</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Tue, 10 Mar 2026 00:00:00 GMT</pubDate>
      <description>isMalicious now allows API keys scoped to read-only access for safer pipeline usage.
• isMalicious now allows API keys scoped to read-only access for safer pipeline usage.
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious March 2026</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Sun, 01 Mar 2026 00:00:00 GMT</pubDate>
      <description>isMalicious introduces NRD feed, STIX 2.1 export API, and read-only API key scoping in March 2026 release.
• `/api/stix` endpoint now returns STIX 2.1 bundles with SRO relationships linking indicators to threat actors, malware families, and attack patterns.
• Launched a daily NRD (newly registered domain) feed available as CSV and JSON, providing age, registrar, nameserver, and isMalicious verdict for each entry.
• Added `read-only` API key scope to prevent accidental use of write-capable keys in automated pipelines.
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious DNS history lookup tool</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Fri, 20 Feb 2026 00:00:00 GMT</pubDate>
      <description>Introduces DNS history lookup for A, AAAA, MX, NS, TXT, and CNAME records with 3-year backfill.
• Adds DNS history lookup capability supporting full record types (A, AAAA, MX, NS, TXT, CNAME) with timestamps up to 3 years in the past
• Provides a new threat-intelligence endpoint for retrieving historical domain resolution data
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious Webhook delivery retry with exponential backoff</title>
      <link>https://ismalicious.com/changelog</link>
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      <pubDate>Tue, 10 Feb 2026 00:00:00 GMT</pubDate>
      <description>isMalicious adds webhook delivery retry with exponential backoff for failed deliveries.
• Failed deliveries after 5 attempts are logged and visible in the dashboard.
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious February 2026</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Sun, 01 Feb 2026 00:00:00 GMT</pubDate>
      <description>New DNS history lookup and webhook retry logic in February 2026 release
• Adds DNS history lookup showing A, AAAA, MX, NS, TXT, and CNAME records with timestamps going back 3 years.
• Adds webhook delivery retry with exponential backoff (up to 5 attempts) for failed deliveries.
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious AlienVault OTX and Emerging Threats added to correlation engine</title>
      <link>https://ismalicious.com/changelog</link>
      <guid isPermaLink="true">https://ismalicious.com/changelog</guid>
      <pubDate>Wed, 28 Jan 2026 00:00:00 GMT</pubDate>
      <description>Adds AlienVault OTX and Emerging Threats to the correlation engine (17 feeds total)
• Integrates AlienVault OTX as a new threat intelligence source in the multi-source correlation engine.
• Integrates Emerging Threats as a new threat intelligence source in the multi-source correlation engine, bringing the total feed count to 17.
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
    </item>
    <item>
      <title>isMalicious January 2026</title>
      <link>https://ismalicious.com/changelog</link>
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      <pubDate>Thu, 01 Jan 2026 00:00:00 GMT</pubDate>
      <description>AlienVault OTX and Emerging Threats added as new threat intel feeds in January 2026 release.
• Adds AlienVault OTX to the multi-source correlation engine
• Adds Emerging Threats to the multi-source correlation engine
Full history on Cyber Toolchain: https://cybertoolchain.io/tools/ismalicious</description>
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