cs50.io

Issued by Amazon RSA 2048 M03

About this certificate

This digital certificate with serial number 01:d9:a7:1e:00:d2:b0:27:7d:8a:8f:73:c4:9b:a1:01 was issued on by Amazon.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=cs50.io

Amazon

Organization: Amazon
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 01:d9:a7:1e:00:d2:b0:27:7d:8a:8f:73:c4:9b:a1:01
Serial Number (int): 2459345953590365012275128348832407809
Serial Number lenght: 121 bits, 16 octets

SubjectKeyId: d8:6e:1f:10:34:a1:54:13:b6:c3:89:fe:15:a8:3b:02:96:1a:64:45
AuthorityKeyId: 55:d9:18:5f:d2:1c:cc:01:e1:58:b4:be:ab:d9:55:42:01:d7:2e:02

Fingerprint (sha1): 0e:0c:ac:96:76:71:f3:09:2f:5f:0b:3c:da:da:97:23:c4:b1:46:d3
Fingerprint (sha256): e4:f4:0f:4d:8c:6a:0d:6d:de:02:7b:e3:2d:da:c7:c1:42:10:91:4c:55:c6:6b:a4:6a:c2:b1:9c:c7:c8:97:7d

Issuing Certificate URL: http://crt.r2m03.amazontrust.com/r2m03.cer

Revocation information

OCSP Server: http://ocsp.r2m03.amazontrust.com
CRL Distribution Point: http://crl.r2m03.amazontrust.com/r2m03.crl

Check the revocation status for certificate cs50.io

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cs50.io

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

10 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

cs50.io
*.cs50.io

Other certificates including the domain name cs50.io

(limited to 100 certificates)
ap.cs50.school
ap.cs50.school
ap.cs50.school
*.legacy.cs50.io
ap.cs50.school
*.cs50.io
ap.cs50.school
ap.cs50.school
ap.cs50.school
ap.cs50.school
cs50.io
cs50.net
cs50.io
*.cs50.io
cs50.net
cs50.io
ap.cs50.school
ap.cs50.school
ap.cs50.school
ap.cs50.school
cs50.io
ide.cs50.io
ap.cs50.school
ap.cs50.school
ap.cs50.school
ap.cs50.school
cs50.io
cs50.dev
*.legacy.cs50.io
ap.cs50.school
cs50.net
*.cs50.io
ap.cs50.school
cs50.io
*.legacy.cs50.io
cs50.net
cs50.io
ap.cs50.school
*.legacy.cs50.io
cs50.net
ap.cs50.school
ap.cs50.school
cs50.io
cs50.io
ap.cs50.school
*.legacy.cs50.io
cs50.dev

Certificate

The complete raw certificate details for cs50.io in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFxTCCBK2gAwIBAgIQAdmnHgDSsCd9io9zxJuhATANBgkqhkiG9w0BAQsFADA8
MQswCQYDVQQGEwJVUzEPMA0GA1UEChMGQW1hem9uMRwwGgYDVQQDExNBbWF6b24g
UlNBIDIwNDggTTAzMB4XDTIzMTEyNDAwMDAwMFoXDTI0MTIyMjIzNTk1OVowEjEQ
MA4GA1UEAxMHY3M1MC5pbzCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEB
AJtvMyhoIIPJOWju8XrqKUk+9od9cCmcwJx375amVYcKFQyQa9tFAciV2pdPc6m/
gmlNM43n00T+2zakzjOsr2MPhwzfY+hhWMOsqbiGH/iuKa3Vvy1jwx8BUW7QRMzL
tOPGKVo1r/8oAPYgIx7QbhJonlcB6Fo+s9FN99opGwKZLpOO9sWs4C/EHhhrh5gA
yHnH22pkUstIpBJ8vNN8F8AZFnh1YfFDcPGzfkNeg/Ue7FGYZ4kHSsTh9ZxfVXQw
uYtS1WleVGaVTqDoSuoCJRuvEyMxu662CfuI/2WEJiSMkcD5ePGXew+9N3mDwzk1
kWJWZCqK1pr4fvFnFrk8mv8CAwEAAaOCAuswggLnMB8GA1UdIwQYMBaAFFXZGF/S
HMwB4Vi0vqvZVUIB1y4CMB0GA1UdDgQWBBTYbh8QNKFUE7bDif4VqDsClhpkRTAd
BgNVHREEFjAUggdjczUwLmlvggkqLmNzNTAuaW8wEwYDVR0gBAwwCjAIBgZngQwB
AgEwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcD
AjA7BgNVHR8ENDAyMDCgLqAshipodHRwOi8vY3JsLnIybTAzLmFtYXpvbnRydXN0
LmNvbS9yMm0wMy5jcmwwdQYIKwYBBQUHAQEEaTBnMC0GCCsGAQUFBzABhiFodHRw
Oi8vb2NzcC5yMm0wMy5hbWF6b250cnVzdC5jb20wNgYIKwYBBQUHMAKGKmh0dHA6
Ly9jcnQucjJtMDMuYW1hem9udHJ1c3QuY29tL3IybTAzLmNlcjAMBgNVHRMBAf8E
AjAAMIIBfgYKKwYBBAHWeQIEAgSCAW4EggFqAWgAdQDuzdBk1dsazsVct520zROi
ModGfLzs3sNRSFlGcR+1mwAAAYv/O6XSAAAEAwBGMEQCIAc+YBcUw7jOHnUN5MsV
e87Ra24IS1+/bP0Y8cGQTxDjAiBU7aaiE41kxDxtnFlLnH0xPtVeups1icUcZjU+
FSmeeQB3AEiw42vapkc0D+VqAvqdMOscUgHLVt0sgdm7v6s52IRzAAABi/87pacA
AAQDAEgwRgIhAPGRz2q5VIlg49oBBk0zVmJhfG3Gtbeb6qiULS7m2JwxAiEAh90P
Uv5F2Q7EN+aBjPFNsZ71uYdGtCbnZL++AfWQ/KgAdgDatr9rP7W2Ip+bwrtca+hw
kXFsu1GEhTS9pD0wSNf7qwAAAYv/O6WNAAAEAwBHMEUCIBPx1iBA3ApPnE1P4tdV
YZokOMaKxSRt+Ho5fjKDvNERAiEA1qPvI5pJUFdq4PWXyIzYRcbE49vm/xNYsAgE
vxI67MYwDQYJKoZIhvcNAQELBQADggEBABc3/PgJ8JRj5qOA7hTJ8XI/CxjU8e94
mvWZX7Qn+luLBsurIbGP8zHeiBrvkvkYB5mO9rw408y23ZfBQMHmK6yi317SUoFI
GCELxbkKEpRMK0R7RFEdH5YE+BuPSdQPGyenRdD64wXQ/fti1WOya33UnPsAaFh6
3Hnv5emtWRlVdiosQSYwIfksYUWehDY7GjBmOeotRQ6qaIFOB8Jd4CAeRu9DumDU
mkDnHwexPWPr6JB+5vvae5+DiGOpsnX8hXRrBMLBmr70fSupjTbvwdYOKkxcBSAZ
/zHcctqfIuAbfaVXI7GF4sH5KxIY1nI7OOEQ64OewFaq3F7cc66tJvc=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAm28zKGggg8k5aO7xeuop
ST72h31wKZzAnHfvlqZVhwoVDJBr20UByJXal09zqb+CaU0zjefTRP7bNqTOM6yv
Yw+HDN9j6GFYw6ypuIYf+K4prdW/LWPDHwFRbtBEzMu048YpWjWv/ygA9iAjHtBu
EmieVwHoWj6z0U332ikbApkuk472xazgL8QeGGuHmADIecfbamRSy0ikEny803wX
wBkWeHVh8UNw8bN+Q16D9R7sUZhniQdKxOH1nF9VdDC5i1LVaV5UZpVOoOhK6gIl
G68TIzG7rrYJ+4j/ZYQmJIyRwPl48Zd7D703eYPDOTWRYlZkKorWmvh+8WcWuTya
/wIDAQAB
-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 2459345953590365012275128348832407809
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Amazon'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Amazon RSA 2048 M03'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-24 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-12-22 23:59:59 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'cs50.io'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 19621771952246074016549728350709675022093948348084587653830952851547955865579693542801624825595115072386681256090306477134982493717077952095857088530474150464311848151851688292230145791482044661947967285326534601810678345252520974271575281202322833567205335857666215786734118550028943799536315446331608074191204216873665933228600508800514924152406518617938218997516710631219800561392192179826288918678076084137319603014524060438220904065490741086892850106651207146511450676489890517838373985808854407853210804576985634259161868027816540326812190420067037302325246080903033092471321328700867709074223017679158895221503
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 55d9185fd21ccc01e158b4beabd9554201d72e02
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							d86e1f1034a15413b6c389fe15a83b02961a6445
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cs50.io'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.cs50.io'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (12 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (52 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crl.r2m03.amazontrust.com/r2m03.crl'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (105 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.r2m03.amazontrust.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crt.r2m03.amazontrust.com/r2m03.cer'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (366 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (362 bytes)
							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
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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