SSL/TLS certificates are digital certificates used to secure communication between web browsers and servers on the World Wide Web. They enable encrypted connections, protecting sensitive data during transmission. These certificates verify the authenticity of websites and establish trust, contributing to web security and search engine rankings.


Everything is ok

criuleni.md

Issuer: CN=R10, O=Let's Encrypt, C=US

Not Before: 2025-04-03T17:40:29Z

Not After: 2025-07-02T17:40:28Z

Signature Algorithm: sha256, rsa


Show details
Fingerprint 8A:BF:07:60:A4:DB:18:A0:8B:6A:80:89:4B:27:00:5D:7B:4B:1B:6A
Issuer CN=R10, O=Let's Encrypt, C=US
Not After 2025-07-02T17:40:28Z
Not Before 2025-04-03T17:40:29Z
Serial number 637225FA30B55964DF0D3379454C781BC29
Signature Algorithm sha256, rsa
Subject CN=criuleni.md
Extensions:
authorityInfoAccess CA Issuers - URI:http://r10.i.lencr.org/ OCSP - URI:http://r10.o.lencr.org
authorityKeyIdentifier keyid:BB:BC:C3:47:A5:E4:BC:A9:C6:C3:A4:72:0C:10:8D:A2:35:E1:C8:E8
basicConstraints CA:FALSE
certificatePolicies Policy: 2.23.140.1.2.1
crlDistributionPoints Full Name: URI:http://r10.c.lencr.org/42.crl
ctlSignedCertificateTimestamp BIHxAO8AdQCkQsUGSWBhVI8P1Oqc-3otJkVNh6l_L99FWfYnTzqEVAAAAZX88wPmAAAEAwBGMEQCIBNFPYxuTVi5YH22qj75r9ZS_nVxVqAwfMwBwzu-5OEUAiATnVVgK1p8-ejprjEeeaHiEWB2NImgyPZph5bxQUsqFAB2AK8YGijWjKPgqYpMnGerCfi7vCK6rryxOKOhndP5tgMNAAABlfzzBTUAAAQDAEcwRQIgI-5QyC-eZ19uHDnxpwnlDJobCnF_n2GxU4nof7lq2PECIQCihplDqQddWWzZcDEAIDLhshfDmqz_s62QcMUpx0ChnA==
extendedKeyUsage TLS Web server authentication, TLS Web client authentication
keyUsage Digital Signature, Key Encipherment
subjectAltName DNS:criuleni.md, DNS:*.criuleni.md
subjectKeyIdentifier 94:C3:47:1C:7A:62:97:3B:02:AB:DC:D0:62:BC:AD:3D:D5:E7:04:42

Certificate Chain

ISRG Root X1

Issuer: CN=ISRG Root X1, O=Internet Security Research Group, C=US

Not Before: 2024-03-13T00:00:00Z

Not After: 2027-03-12T23:59:59Z

Signature Algorithm: sha256, rsa


Show details
Fingerprint 00:AB:EF:D0:55:F9:A9:C7:84:FF:DE:AB:D1:DC:DD:8F:ED:74:14:36
Issuer CN=ISRG Root X1, O=Internet Security Research Group, C=US
Not After 2027-03-12T23:59:59Z
Not Before 2024-03-13T00:00:00Z
Serial number 4BA85293F79A2FA273064BA8048D75D0
Signature Algorithm sha256, rsa
Subject CN=R10, O=Let's Encrypt, C=US
Extensions:
authorityInfoAccess CA Issuers - URI:http://x1.i.lencr.org/
authorityKeyIdentifier keyid:79:B4:59:E6:7B:B6:E5:E4:01:73:80:08:88:C8:1A:58:F6:E9:9B:6E
basicConstraints CA:TRUE
certificatePolicies Policy: 2.23.140.1.2.1
crlDistributionPoints Full Name: URI:http://x1.c.lencr.org/
extendedKeyUsage TLS Web client authentication, TLS Web server authentication
keyUsage Digital Signature, Key Cert Sign, C R L Sign
subjectKeyIdentifier BB:BC:C3:47:A5:E4:BC:A9:C6:C3:A4:72:0C:10:8D:A2:35:E1:C8:E8

Valid Certificate and Certificate Chain

This certificate is valid and has a valid certificate chain, meanubg the certificate has been issued by a trusted Certificate Authority (CA) and is considered reliable. SSL certificates are used to secure websites, and their validity is crucial for data encryption and user trust. The certificate chain consists of the server's certificate, intermediate certificates, and a root CA certificate. Browsers validate this chain to ensure that the website's identity has been verified and that data transmission is secure. In essence, a valid SSL certificate with a valid certificate chain ensures encrypted and trustworthy communication between users and the website.