blocklist.greensnow.co
Directory referenceMISP catalog entry; indicator list or event feed; open original source for access and usage conditions
blocklist.greensnow.co
Λ / PUBLIC / SEARCHABLE / EXPORTABLE
The source observatory.
A growing, attributed directory. Find the publisher, understand the source, and trace the record.
3,130Cached intelligence records
831Catalog entries
353Enabled feeds
44Feeds with a successful latest attempt
blockrules of rules.emergingthreats.net
Directory referenceMISP catalog entry; indicator list or event feed; open original source for access and usage conditions
rules.emergingthreats.net
Blog
Pending first refreshRSS/Atom endpoint checked 2026-10-06; 10 entries at check time
www.imperva.com
Blog - Praetorian
Pending first refreshRSS/Atom endpoint checked 2026-10-06; 10 entries at check time
www.praetorian.com
Blog | Sam Curry
Pending first refreshRSS/Atom endpoint checked 2026-10-06; 24 entries at check time
samcurry.net
Blog – ZeroFox
Pending first refreshEndpoint check 2026-10-06 failed; see owner diagnostics
www.zerofox.com
Bloomberg Technology
Pending first refreshRSS/Atom endpoint checked 2026-10-06; 20 entries at check time
bloomberg.com
Blueliv Threat Exchange Network
Directory referenceCatalog entry; endpoint not checked in this build
community.blueliv.com
Botnet Tracker
Directory referenceCatalog entry; endpoint not checked in this build
intel.malwaretech.com
BotScout
Directory referenceCatalog entry; endpoint not checked in this build
botscout.com
BOTVRIJ.EU
Directory referenceCatalog entry; endpoint not checked in this build
www.botvrij.eu
BRANDEFENSE Blog
Directory referenceCatalog entry; endpoint not checked in this build
brandefense.io
bro-intel-generator
Directory referenceCatalog entry; endpoint not checked in this build
github.com
BruteForceBlocker
Directory referenceCatalog entry; endpoint not checked in this build
danger.rulez.sk
Building Threat Hunting Strategies with the Diamond Model
Directory referenceCatalog entry; endpoint not checked in this build
www.activeresponse.org
BushidoToken Threat Intel
Directory referenceCatalog entry; endpoint not checked in this build
blog.bushidotoken.net
C&C Tracker
Directory referenceCatalog entry; endpoint not checked in this build
osint.bambenekconsulting.com
C1fApp
Directory referenceCatalog entry; endpoint not checked in this build
www.c1fapp.com
C4ISRNet
Pending first refreshRSS/Atom endpoint checked 2026-10-06; 25 entries at check time
www.c4isrnet.com
cabby
Directory referenceCatalog entry; endpoint not checked in this build
github.com
cacador
Directory referenceCatalog entry; endpoint not checked in this build
github.com
Canary Trap
Directory referenceCatalog entry; endpoint not checked in this build
canarytrap.com
CAPEC
Directory referenceCatalog entry; endpoint not checked in this build
capec.mitre.org
CCSS Forum Malware Certificates
Directory referenceCatalog entry; endpoint not checked in this build
www.ccssforum.org
Censys
Directory referenceCatalog entry; endpoint not checked in this build
censys.com
Center for Internet Security
Directory referenceCatalog entry; endpoint not checked in this build
www.cisecurity.org
Center for Internet Security
Directory referenceCatalog entry; endpoint not checked in this build
www.cisecurity.org
Center for Internet Security - Multi-State Information Sharing and Analysis Center
Pending first refreshRSS/Atom endpoint checked 2026-10-06; 50 entries at check time
www.cisecurity.org
CERT Coordination Center Vulnerability Notes
Directory referenceCatalog entry; endpoint not checked in this build
www.kb.cert.org
Cert Polska
Directory referenceCatalog entry; endpoint not checked in this build
cert.pl
CERT Polska
Pending first refreshEndpoint check 2026-10-06 failed; see owner diagnostics
cert.pl
CERT Recently Published Vulnerability Notes
okRSS/Atom endpoint checked 2026-10-06; 15 entries at check time
kb.cert.org · INGESTED Oct 06 / 11:43 EDT
CERT-EU Security Advisories
okRSS/Atom endpoint checked 2026-10-06; 10 entries at check time
cert.europa.eu · INGESTED Oct 06 / 11:43 EDT
CERT-EU Threat Intelligence
okRSS/Atom endpoint checked 2026-10-06; 10 entries at check time
cert.europa.eu · INGESTED Oct 06 / 11:43 EDT
CERT-FR all advisories
okRSS/Atom endpoint checked 2026-10-06; 40 entries at check time
www.cert.ssi.gouv.fr · INGESTED Oct 06 / 11:44 EDT
CERT-FR MENACES ET INCIDENTS
Directory referenceCatalog entry; endpoint not checked in this build
www.cert.ssi.gouv.fr
CERT-Polska/Artemis releases
Pending first refreshRelease title and short release metadata only; downloaded software is not run
github.com
CERT-Polska/mwdb-core releases
Pending first refreshRelease title and short release metadata only; downloaded software is not run
github.com
Cert.be advisories
okRSS/Atom endpoint checked 2026-10-06; 10 entries at check time
cert.be · INGESTED Oct 06 / 11:43 EDT
Certik
Directory referenceCatalog entry; endpoint not checked in this build
www.certik.com
CertStream
Directory referenceCatalog entry; endpoint not checked in this build
certstream.calidog.io
Chainalysis
Pending first refreshRSS/Atom endpoint checked 2026-10-06; 10 entries at check time
blog.chainalysis.com
Chainalysis
Directory referenceCatalog entry; endpoint not checked in this build
www.chainalysis.com
Check Point Research
Pending first refreshRSS/Atom endpoint checked 2026-10-06; 15 entries at check time
research.checkpoint.com
Checkmarx
Directory referenceCatalog entry; endpoint not checked in this build
checkmarx.com
ci-badguys.txt
Directory referenceMISP catalog entry; indicator list or event feed; open original source for access and usage conditions
cinsscore.com
CIF
Directory referenceCatalog entry; endpoint not checked in this build
csirtgadgets.org
cilium/tetragon releases
Pending first refreshRelease title and short release metadata only; downloaded software is not run
github.com
CIO Magazine
Directory referenceCatalog entry; endpoint not checked in this build
www.cio.com
CIP Blog
Pending first refreshRSS/Atom endpoint checked 2026-10-06; 10 entries at check time
blog.criminalip.io
CIRCL OSINT Feed
Directory referenceMISP catalog entry; indicator list or event feed; open original source for access and usage conditions
www.circl.lu
CIRCL Vulnerability-Lookup
Directory referenceCatalog entry; endpoint not checked in this build
vulnerability.circl.lu
CISA Blog
Pending first refreshEndpoint check 2026-10-06 failed; see owner diagnostics
www.cisa.gov
CISA Cybersecurity Advisories
errorEndpoint check 2026-10-06 failed; see owner diagnostics
www.cisa.gov
CISA Known Exploited Vulnerabilities
okOfficial CISA GitHub mirror retrieved 2026-10-06; canonical endpoint returned 403 from build environment
www.cisa.gov · INGESTED Oct 06 / 11:42 EDT
CISA News
Pending first refreshEndpoint check 2026-10-06 failed; see owner diagnostics
www.cisa.gov
cisagov/kev-data releases
Pending first refreshRelease title and short release metadata only; downloaded software is not run
github.com
cisagov/vulnrichment releases
Pending first refreshRelease title and short release metadata only; downloaded software is not run
github.com
Cisco Newsroom: Security
Pending first refreshEndpoint check 2026-10-06 failed; see owner diagnostics
newsroom.cisco.com
Cisco Talos Intelligence Group - Comprehensive Threat Intelligence
okRSS/Atom endpoint checked 2026-10-06; 15 entries at check time
blog.talosintelligence.com · INGESTED Oct 06 / 11:43 EDT
Publisher articles remain at their original sources. Metadata and links are compiled from attributed registries; a directory entry is not a certification or a guarantee that its endpoint is available.
- Awesome Threat Intel Blogs · CC BY 4.0 · Adapted factual names, category and original blog URLs; feed-service subscription links excluded.
- Cyber-News public OPML · Named publisher URLs, normalized to HTTPS, deduplicated, filtered and classified.
- MISP default feeds · Source registry metadata only; indicator references distinguished from article ingestion.
- Awesome Threat Intelligence · Names and public URLs only; original descriptions excluded.
CC BY 4.0 license applies to adapted Awesome Threat Intel Blogs catalog metadata. Original publication terms apply to other sources.