CONNECTED(00000003)
OCSP response: no response sent
---
Certificate chain
 0 s:CN = nm2020.nbu.ac.jp
   i:C = US, O = Let's Encrypt, CN = E6
   a:PKEY: id-ecPublicKey, 256 (bit); sigalg: ecdsa-with-SHA384
   v:NotBefore: Jun 23 14:01:38 2025 GMT; NotAfter: Sep 21 14:01:37 2025 GMT
 1 s:C = US, O = Let's Encrypt, CN = E6
   i:C = US, O = Internet Security Research Group, CN = ISRG Root X1
   a:PKEY: id-ecPublicKey, 384 (bit); sigalg: RSA-SHA256
   v:NotBefore: Mar 13 00:00:00 2024 GMT; NotAfter: Mar 12 23:59:59 2027 GMT
---
Server certificate
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
subject=CN = nm2020.nbu.ac.jp
issuer=C = US, O = Let's Encrypt, CN = E6
---
No client certificate CA names sent
Peer signing digest: SHA256
Peer signature type: ECDSA
Server Temp Key: X25519, 253 bits
---
SSL handshake has read 2407 bytes and written 407 bytes
Verification: OK
---
New, TLSv1.3, Cipher is TLS_AES_256_GCM_SHA384
Server public key is 256 bit
Secure Renegotiation IS NOT supported
Compression: NONE
Expansion: NONE
No ALPN negotiated
Early data was not sent
Verify return code: 0 (ok)
---