Certificate Summary:

Subject: KAKAO-ROOT-CA
Issuer: KAKAO-ROOT-CA
Expiration: 2041-07-25 14:59:59 UTC
Key Identifier: 30:59:30:13:06:07:2A:86:48:CE:3D:02:01:06:08:2A:86:48:CE:3D:03:01:07:03:42:00:04:FF:50:CE:7B:D3:5C:7A:DC:97:58:54:60:AE:8A:D8:8F:4C:38:33:27:2E:26:FD:C1:9D:A7:C4:E5:8A:57:EF:66:9F:06:50:B0:3F:1A:52:BF:8F:CC:0D:BC:E5:5D:4C:F3:E0:55:FF:BB:D0:FA:AE:A9:60:BE:F2:A3:29:99:81:BA

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Received at FYIcenter.com on: 2025-07-22

Certificate Detailed Information:

Name:
/C=KR/O=KAKAO/OU=Kakao Certification Authority Central/CN=KAKAO-ROOT-CA

Subject: 
   Common Name (CN): KAKAO-ROOT-CA
   Organizational Unit Name (OU): Kakao Certification Authority Central
   Organization Name (O): KAKAO
   Locality Name (L): 
   State or Province Name (ST): 
   Country Name (C): KR
   Email Address: 
Issuer: 
   Common Name (CN): KAKAO-ROOT-CA
   Organizational Unit Name (OU): Kakao Certification Authority Central
   Organization Name (O): KAKAO
   Locality Name (L): 
   State or Province Name (ST): 
   Country Name (C): KR
   Email Address: 
Valid From: Sun, 25 Jul 2021 15:00:00 +0000 
Valid To: Thu, 25 Jul 2041 14:59:59 +0000 
Serial Number: 1627268516715 
Hash: 1a449376 
Version: 2 
Signature Type: ecdsa-with-SHA256 
Purposes:  
   SSL client 
   SSL server 
   Netscape SSL server 
   S/MIME signing 
   S/MIME encryption 
   CRL signing 
   Any Purpose 
   OCSP helper 
   Time Stamp signing 
Extensions:  
   subjectKeyIdentifier:
      30:59:30:13:06:07:2A:86:48:CE:3D:02:01:06:08:2A:86:48:CE:3D:03:01:07:03:42:00:04:FF:50:CE:7B:D3:5C:7A:DC:97:58:54:60:AE:8A:D8:8F:4C:38:33:27:2E:26:FD:C1:9D:A7:C4:E5:8A:57:EF:66:9F:06:50:B0:3F:1A:52:BF:8F:CC:0D:BC:E5:5D:4C:F3:E0:55:FF:BB:D0:FA:AE:A9:60:BE:F2:A3:29:99:81:BA 
   basicConstraints:
      CA:TRUE 
   keyUsage:
      Digital Signature, Non Repudiation, Certificate Sign, CRL Sign 
   certificatePolicies:
      Policy: Policy Qualifier CPS
  CPS: https://wallet.kakao.com/policy/cps
 

Certificate in PEM Format:

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Related Certificate(s):

ID      Subject          Issuer           Expiration Key Identifier   Relation   
        KAKAO-ROOT-CA    KAKAO-ROOT-CA    2041-07-25 3059301306072A8… This Cert
        --------------------------------------------------
30565   KAKAO-ROOT-CA    KAKAO-ROOT-CA    2041-05-27 3059301306072A8… Parent Cert
30561   KAKAO-CA         KAKAO-ROOT-CA    2035-05-22 D4D53185EBA4D9F… Child Cert
30567   KAKAO-CA-V2      KAKAO-ROOT-CA    2035-07-16 399E1DE9DA5C5E1… Child Cert
30632   KAKAO-CA         KAKAO-ROOT-CA    2031-07-25 3059301306072A8… Child Cert
30634   KAKAO-CA         KAKAO-ROOT-CA    2035-06-10 C643170D95FBA98… Child Cert
30936   KAKAO-CA-V2      KAKAO-ROOT-CA    2035-07-21 C643170D95FBA98… Child Cert

Public Key Detailed Information:

Key Details:
   Type: EC
   Size (bits): 256
   Curve Name: 
prime256v1
   Curve OID: 
1.2.840.10045.3.1.7
   Public key (x): 
ff50ce7bd35c7adc97585460ae8ad88f4c3833272e26fdc19da7c4e58a57ef66
   Public key (y): 
9f0650b03f1a52bf8fcc0dbce55d4cf3e055ffbbd0faaea960bef2a3299981ba

Public Key in PEM Format:

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE/1DOe9NcetyXWFRgrorYj0w4Mycu
Jv3BnafE5YpX72afBlCwPxpSv4/MDbzlXUzz4FX/u9D6rqlgvvKjKZmBug==
-----END PUBLIC KEY-----

Identical or Similar Keys: We found that the public key in this certificate matches key(s) recorded previously.

ID      Type Size Pri/Pub Key Identifier   Date       Comparison 
30566   EC   256  Public  3059301306072A8… 2025-07-17 Same Key ID