flashdriveusb.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:40:7b:1b:9e:5c:87:35:c3:86:3f:c3:1d:a3:89:43:94:3f 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=flashdriveusb.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:40:7b:1b:9e:5c:87:35:c3:86:3f:c3:1d:a3:89:43:94:3f
Serial Number (int): 283278567725669080495249301591033339155519
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 95:4b:a2:50:08:8a:2e:b9:22:7f:24:f1:f6:14:92:76:e5:a9:e2:a0
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b5:82:c9:db:85:46:68:8b:42:84:a6:fc:34:fd:88:df:3a:a0:4a:af
Fingerprint (sha256): e5:1a:e3:5d:4d:86:07:67:bb:db:a3:ff:c7:0b:03:2c:d1:23:bd:f6:60:63:83:e6:fd:1b:cc:f9:24:21:3b:02

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate flashdriveusb.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for flashdriveusb.com

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

flashdriveusb.com

Other certificates including the domain name flashdriveusb.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for flashdriveusb.com 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 283278567725669080495249301591033339155519
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-09 01:28:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-08 01:28:37 +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 'flashdriveusb.com'
 . . . . . . . . [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 762066929409208308986423168865833184016638772936322083874263957651000513375724154344970476673243337843562001005424870496767886428441838499576227624447980216013839399759654523384384124435525179815638750060658740635165880242265817585110698644210971366718669357771933870366971934570341471823316428208158919120750321696316773897238247907117851993726162756671516223341444996391595560864280271219249562814308253251936718558090582695871854613073506527614188779210905639191681284524701329250688910576180017568307130693479671275766251650743244210449238954060551865453060092296840907396120737551297140382669404089297704213464058330234321722880132169401552945948917999791520360628634693359174526652366489864159195606468632071344570686753743610262877327325452398618399967104394860048672815503557644679162998358987376758728059205002404897815517848472965659996911780719705286143960370770119842031495797377402152351321351718220158624489937945735018082660526704619339007275608809834465606978107189074846308441513953105867568632800003785437146448921162982954880249202775009422781109431123250136245301286391498734026408056000443928919697955198786049613419239743859153469280609897402511537655128103768007908978235558727968216466158254818324813914552769
 . . . . . . . . . . . . . . . . . . . . [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)
							954ba250088a2eb9227f24f1f6149276e5a9e2a0
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 'flashdriveusb.com'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f8821da510000040300473045022100e9c95cb70ed7832d2cfcfc720b2d8f9c412a1223ba1c994179f317aaa5c88f4f02204a3ce73058285499d428b9dcaa83eec96744d3888d5ddb848d4e4a3d4ae4afd100760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f8821da6b00000403004730450221009d8f8e0762e2f6d271aa9c3ddbb6c659634f6ccf6d1dafab1a2aaf21940558bd02203c16759d7e1d35aaa6d8c0686dce48fb26fa97ea69561a6dbc5f167a8024444c
 . . . . [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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