app.publiko.com.br

Issued by R3

About this certificate

This digital certificate with serial number 04:e6:e4:d0:bd:9d:81:d7:67:5b:72:25:62:e1:4c:55:1e:56 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=app.publiko.com.br

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:e6:e4:d0:bd:9d:81:d7:67:5b:72:25:62:e1:4c:55:1e:56
Serial Number (int): 427018235945496789824554568395067961450070
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 5d:3d:6e:8e:3f:81:aa:a0:f4:d1:69:57:34:9a:ff:6b:d0:f6:16:64
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): cf:86:05:ef:e5:ca:07:75:a7:bf:00:4e:b6:93:4d:ff:8b:28:c7:0f
Fingerprint (sha256): c0:78:80:1d:5b:41:b5:1d:68:de:b3:d0:d1:93:97:db:cc:f2:41:48:90:66:17:5f:03:c9:16:d8:5a:2c:c3:ad

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

Revocation information

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

Check the revocation status for certificate app.publiko.com.br

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for app.publiko.com.br

Public Key Algorithm

RSA

Key Size

4096

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

app.publiko.com.br

Other certificates including the domain name publiko.com.br

(limited to 100 certificates)

Certificate

The complete raw certificate details for app.publiko.com.br in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 427018235945496789824554568395067961450070
 . . . . . . . . [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 2024-01-28 22:05:44 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-27 22:05:43 +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 'app.publiko.com.br'
 . . . . . . . . [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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 868869594171842612895538746682844095253963028368981600017735003795003986347945462948464654060743533829798401785475447803291874531880363165397098049789507803437830647497986198946933767794270882724505913182165795159925853249507991354285158527385510876428496828382598464375698429191704990445889867390803415716566630058517495689220557201748383943553904157019726270464543027376142972941226269158139710628248838235442620891612529711779582417932965492040888372520021289309764493832273211967848175513897783024038565998081682824269322037686626871000992869841759671749698059618798976199876188945930084134730476418623831292860627432766306916386649494618294042425666097365649085897505449327521883814517302241965297075504529030327730612091128862643277718933314095984219245939654271988193116781683522864154419777209138677844706817499656665491551489364574780328786231493200562633656294319897240853526780550918931072650511736458277523631975185609675579826899061207906163644879989057166522440044136312663721891103155365641727057552583823460559728872959246505187980364381993847842904518505216055103470049635671525632373155671352792166924756447418691307871338326504588604644718149395127909337602440180813719442135247217550921728146754414828771734383813
 . . . . . . . . . . . . . . . . . . . . [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)
							5d3d6e8e3f81aaa0f4d16957349aff6bd0f61664
 . . . . . . . . . . . . . . . . [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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'app.publiko.com.br'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d525259490000040300483046022100fa18e8cd0f33a77a8327f4f740d47b43733f10fb88e1b3bc022e98911c3018760221008f291ce57a5e9b3d91a7ccf713a44c7ef6f868623be1ff96c238b657f6dc36d600760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018d525259ac0000040300473045022007417404aeff2adbee4d5c4d41e7337ec7df964bda3604290866b2145211b25c02210080fe65dcd52e9a54775e3b712044588792679808aca57727e0aefb50d4c00de6
 . . . . [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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