apply.citadel.edu

Issued by R3

About this certificate

This digital certificate with serial number 04:4b:8e:df:59:13:ad:5e:32:7a:77:d9:72:b8:d8:70:42:3f was issued on by Let's Encrypt.

This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. 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=apply.citadel.edu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:4b:8e:df:59:13:ad:5e:32:7a:77:d9:72:b8:d8:70:42:3f
Serial Number (int): 374160231310405727263635486068742514819647
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 1b:2a:92:34:19:87:80:b2:7a:d1:3c:67:c5:67:5d:23:7f:f2:d9:bf
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 45:f4:bf:b0:f5:b9:05:31:f6:f5:82:9d:19:90:91:0f:ba:0d:13:48
Fingerprint (sha256): 6c:95:93:34:fb:82:c7:82:b0:82:ea:bf:99:57:bb:d9:0d:bc:c4:fd:20:8b:a1:79:6c:3d:e6:86:f4:34:32:89

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate apply.citadel.edu

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for apply.citadel.edu

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

apply.citadel.edu

Other certificates including the domain name citadel.edu

(limited to 100 certificates)
radius01.citadel.edu
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2008dhcp2.nation.citadel.edu
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askus.library.citadel.edu
foundation.citadel.edu
cacprdapp.citadel.edu
secure.citadel.edu
foundation.citadel.edu
foundation.citadel.edu
bantstssb.citadel.edu
lesesnegateway.citadel.edu
lesesnegateway.citadel.edu
library.citadel.edu
foundation.citadel.edu
brand.citadel.edu
zprod.citadel.edu
*.citadel.edu
lesesnegateway.citadel.edu
foundation.citadel.edu
lesesnegateway.citadel.edu
foundation.citadel.edu
zprod.citadel.edu
banprdssb.citadel.edu
today.citadel.edu
*.citadel.edu
citadel.edu
banprdssb.citadel.edu
dhcp-citadel.nation.citadel.edu
foundation.citadel.edu
citadel.edu
jobs.citadel.edu
coldprd.citadel.edu
access.citadel.edu
ad03.nation.citadel.edu
library.citadel.edu
citadel.edu
askus.library.citadel.edu
libcat.citadel.edu
banprdssb.citadel.edu
*.citadel.edu
foundation.citadel.edu
dhcp-ladson.nation.citadel.edu
apply.citadel.edu
foundation.citadel.edu
citadel.edu
banprdssb.citadel.edu
lesesnegateway.citadel.edu
citadel.edu
brand.citadel.edu
banprdssb11.citadel.edu
*.citadel.edu
jobs.citadel.edu
campuscenter.citadel.edu
campuscall.citadel.edu
coldprd.citadel.edu
cfprd.citadel.edu
citadel.edu
foundation.citadel.edu
foundation.citadel.edu
sioux.nation.citadel.edu
banprdssb11.citadel.edu
today.citadel.edu
banprdssb.citadel.edu
mag.citadel.edu
foundation.citadel.edu
*.citadel.edu
*.citadel.edu
library.citadel.edu
*.citadel.edu
jobs.citadel.edu
askus.library.citadel.edu
citadel.edu
foundation.citadel.edu
foundation.citadel.edu
2008dhcp1.nation.citadel.edu
today.citadel.edu
libcat.citadel.edu
ad02.nation.citadel.edu
krausecenter.citadel.edu
giftshop.citadel.edu
foundation.citadel.edu
foundation.citadel.edu
citadel.edu
sioux.nation.citadel.edu
banprdssb11.citadel.edu
askus.library.citadel.edu
lesesnegateway.citadel.edu
library.citadel.edu
banprdssb.citadel.edu
ad01.nation.citadel.edu
*.citadel.edu
mail.citadel.edu
mag.citadel.edu
libcat.citadel.edu
hrweb.citadel.edu
foundation.citadel.edu
*.citadel.edu
today.citadel.edu

Certificate

The complete raw certificate details for apply.citadel.edu in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE7zCCA9egAwIBAgISBEuO31kTrV4yenfZcrjYcEI/MA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzEyMTUwNTAyMjhaFw0yNDAzMTQwNTAyMjdaMBwxGjAYBgNVBAMT
EWFwcGx5LmNpdGFkZWwuZWR1MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKC
AQEAqPjW5aT6mxPiE5kDJS1AR9Q4wBgdJ4bFWHadj7Urz2x7ziirXeTX9xVmTIRS
00SLEolM0Y3lIzscZolSILOIUCEKwdxs1vdOkqb1u+feEmDFNWx80jyvuusQoiKM
HA0/FmguW+1ARFU5znWMv/cHr6W6qg0pFAD5v/1gk+3yf1L7RqDpbd4UX79KTAGy
Nz6SXn3v415N4SkNUnl6iZad0sf79hQaKA3B9u2RSNZvkuQb59AGss10gkt88Efl
Gie9I4QDCdRjSsTN6m9YPX60TsYPX1ttaTqEdwm2mTZc0e/WEAVgq5A0Wdil0q6m
dfJ2ykQ9CubzgS3pUtrWT/FyuQIDAQABo4ICEzCCAg8wDgYDVR0PAQH/BAQDAgWg
MB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0G
A1UdDgQWBBQbKpI0GYeAsnrRPGfFZ10jf/LZvzAfBgNVHSMEGDAWgBQULrMXt1hW
y65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6
Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iu
b3JnLzAcBgNVHREEFTATghFhcHBseS5jaXRhZGVsLmVkdTATBgNVHSAEDDAKMAgG
BmeBDAECATCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB3AEiw42vapkc0D+VqAvqd
MOscUgHLVt0sgdm7v6s52IRzAAABjGwRs8QAAAQDAEgwRgIhAP1gaS0M98wtKsqp
6r2QElxkLbh6mJAkS6yKw3tOiiNTAiEAvID4Vd1L64dujjNSv+ZvAXN0PYppdCCt
10ROxp6ytloAdQDuzdBk1dsazsVct520zROiModGfLzs3sNRSFlGcR+1mwAAAYxs
EbQOAAAEAwBGMEQCICoQYhby1LOhbp/BIoiOwgoWPZFeYYRxE2e/kH8YncjpAiAy
XwYCT2CTu67TtWVuA0DVNi0uXB+0g4Zku5wEUL/LSjANBgkqhkiG9w0BAQsFAAOC
AQEAY0RJQC456AnjIPixTHH3c4sD0Xd2SvN5ajts180uvHYmTXv2DX/Y5lFcZevW
PBvGZNvZZO5/yUooo2DubGYuX9IKEriX74Qb+vCnYbRllDWhG0hJmbcXaNXWVUBb
JCdz5AHcluksgy7wePUY4+dGk4Njb/gbjU0hZNjt91Bd8YJg/IcL3MFSGjXr72bk
S2y7ftv8WFne5iAucG/HHicYRENV9tMdrMB4+prF7pqkzmJh07eX4udtP7OrrSfq
XbRzGGr2zoiOAKmHAcHyovJckKLW8YZntGjqu1y1gMYKZ2rkqPbcE0cqGRINbkd+
sIPo6G3DzzOxZgCj3nv3DTMVTA==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqPjW5aT6mxPiE5kDJS1A
R9Q4wBgdJ4bFWHadj7Urz2x7ziirXeTX9xVmTIRS00SLEolM0Y3lIzscZolSILOI
UCEKwdxs1vdOkqb1u+feEmDFNWx80jyvuusQoiKMHA0/FmguW+1ARFU5znWMv/cH
r6W6qg0pFAD5v/1gk+3yf1L7RqDpbd4UX79KTAGyNz6SXn3v415N4SkNUnl6iZad
0sf79hQaKA3B9u2RSNZvkuQb59AGss10gkt88EflGie9I4QDCdRjSsTN6m9YPX60
TsYPX1ttaTqEdwm2mTZc0e/WEAVgq5A0Wdil0q6mdfJ2ykQ9CubzgS3pUtrWT/Fy
uQIDAQAB
-----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 374160231310405727263635486068742514819647
 . . . . . . . . [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 'Let's Encrypt'
 . . . . . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-15 05:02:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-14 05:02:27 +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 'apply.citadel.edu'
 . . . . . . . . [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 21330742536312713994033393094826882865906505150926421411285041711703757364850293353962405404891197821217123463976720838587576945452612633957050497966935067926211115273366322708443880150375283591894424622504076736887665440993952936326977573735933525196539817163750993017712525991746262631183161645128460584937033908609143828158911233085731616689409763347358097730586997508125836268225002893177549040688166219949882229510501997423066704402338044553089190724605590029619021239684260685133590817933046410653523309766294172883479763657295601924802029854275695117406109984596284295261946481989453119475455074062846007538361
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 2.5.29.19 (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 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							1b2a9234198780b27ad13c67c5675d237ff2d9bf
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://r3.i.lencr.org/'
 . . . . . . . . . . . . . . . . [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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'apply.citadel.edu'
 . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c6c11b3c40000040300483046022100fd60692d0cf7cc2d2acaa9eabd90125c642db87a9890244bac8ac37b4e8a2353022100bc80f855dd4beb876e8e3352bfe66f0173743d8a697420add7444ec69eb2b65a007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018c6c11b40e000004030046304402202a106216f2d4b3a16e9fc122888ec20a163d915e6184711367bf907f189dc8e90220325f06024f6093bbaed3b5656e0340d5362d2e5c1fb4838664bb9c0450bfcb4a
 . . . . [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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