Let’s Encrypt R3 intermediate
E1540262
UNEXPLORED
The Let’s Encrypt R3 intermediate is a widely deployed intermediate certificate authority used by Let’s Encrypt to issue trusted TLS/SSL certificates for securing internet communications.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Let’s Encrypt Authority X1 (via cross-signing chain) | 1 |
| Let’s Encrypt R3 intermediate canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T22499120 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Let’s Encrypt R3 intermediate Context triple: [ISRG Root X1, supportsPathBuildingFor, Let’s Encrypt R3 intermediate]
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A.
DST Root CA X3
DST Root CA X3 is a widely trusted root certificate authority operated by IdenTrust that historically provided the cross-signed trust anchor enabling broad browser compatibility for Let’s Encrypt certificates.
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B.
ISRG Root X2
ISRG Root X2 is a widely trusted intermediate certificate authority operated by the Internet Security Research Group to enable free, automated TLS/SSL certificates for the web.
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C.
Let’s Encrypt
Let’s Encrypt is a free, automated, and open certificate authority that provides TLS/SSL certificates to enable secure HTTPS connections for websites worldwide.
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D.
ISRG Root X1
ISRG Root X1 is the primary root certificate operated by the Internet Security Research Group that underpins the trust for most Let’s Encrypt-issued TLS/SSL certificates used across the web.
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E.
Certbot
Certbot is a widely used, open-source tool that automates obtaining and renewing free TLS/SSL certificates to enable HTTPS on web servers.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Let’s Encrypt R3 intermediate Target entity description: The Let’s Encrypt R3 intermediate is a widely deployed intermediate certificate authority used by Let’s Encrypt to issue trusted TLS/SSL certificates for securing internet communications.
-
A.
DST Root CA X3
DST Root CA X3 is a widely trusted root certificate authority operated by IdenTrust that historically provided the cross-signed trust anchor enabling broad browser compatibility for Let’s Encrypt certificates.
-
B.
ISRG Root X2
ISRG Root X2 is a widely trusted intermediate certificate authority operated by the Internet Security Research Group to enable free, automated TLS/SSL certificates for the web.
-
C.
Let’s Encrypt
Let’s Encrypt is a free, automated, and open certificate authority that provides TLS/SSL certificates to enable secure HTTPS connections for websites worldwide.
-
D.
ISRG Root X1
ISRG Root X1 is the primary root certificate operated by the Internet Security Research Group that underpins the trust for most Let’s Encrypt-issued TLS/SSL certificates used across the web.
-
E.
Certbot
Certbot is a widely used, open-source tool that automates obtaining and renewing free TLS/SSL certificates to enable HTTPS on web servers.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Let’s Encrypt R3 intermediate