www.techprosecurity.com

Issued by R3

About this certificate

This digital certificate with serial number 03:eb:65:fb:19:59:c2:ab:23:75:e1:09:45:37:db:c7:a0:f5 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=www.techprosecurity.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:eb:65:fb:19:59:c2:ab:23:75:e1:09:45:37:db:c7:a0:f5
Serial Number (int): 341438769829958841139401870136259778158837
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b5:4b:27:50:4e:0b:41:e1:ff:c7:1d:8f:88:de:7d:27:2f:6d:d7:10
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 4a:cd:7f:04:47:17:92:b5:76:cc:6e:26:4b:33:82:9e:9d:bf:12:5b
Fingerprint (sha256): 8f:e9:4b:b5:a8:26:5e:6d:99:c8:09:d5:68:56:7e:f6:09:b7:74:36:9b:cb:9f:9b:db:b7:8d:1b:6f:6c:19:2f

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

Revocation information

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

Check the revocation status for certificate www.techprosecurity.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.techprosecurity.com

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

techprosecurity.com
www.techprosecurity.com

Other certificates including the domain name techprosecurity.com

(limited to 100 certificates)
techprosecurityproducts.com
techprosecurity.com
techprosecurity.com
techprosecurity.com
techprosecurityproducts.com
techprosecurity.com
support.techprosecurity.com
techprosecurity.com
techprosecurity.com
techprosecurity.com
techprosecurity.com
techprosecurity.com
techprosecurity.com
support.proovstation.com
techprosecurity.com
www.techprosecurity.com
techprosecurity.com
www.techprosecurity.com
techprosecurity.com
unms.techprosecurity.com
www.techprosecurity.com
techprosecurity.com
techprosecurity.com
support.techprosecurity.com
techprosecurity.com
techprosecurityproducts.com
support.techprosecurity.com
www.techprosecurity.com
techprosecurity.com
techprosecurity.com
unms.techprosecurity.com

Certificate

The complete raw certificate details for www.techprosecurity.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtR0MwvfGmF47baqHj6Or
hOL0vFePmbv5WPg1C6yv6FXU+CZqRlP4R4z0bYaNuKEKKV3YILL2DcHjiOfV6s7w
HHE0yG9M31H783gPQf0mIMqNEdtOsAS7nt+04cnDiyDitvT5t2wRYhY6CaPLCxkj
I+AHmH+5xnXNvk9E8oQ1N7wKIxjsmwx2MS9dPDX6nRdwZH5GTCxLrCc6D+b7u7Cr
6pjj65Fd8Q3TCQ5ReX68tNkRy2Xqpbk8yGdXzQP2uFtXc5z1CkEsISY7jFN+oHxi
Sn0ZmTCgqdgS+1NiBcJrEIHJ3j/8RuhQOWmOlB+3pcxohfBWCTjRmbZS/U8L5gMK
PwIDAQAB
-----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 341438769829958841139401870136259778158837
 . . . . . . . . [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 2023-02-04 01:53:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-05-05 01:53:33 +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 'www.techprosecurity.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 22863458213779242272549753656332656180870811452476158529334640444855939577458700231252171248217959809401201431884776753748222135461633412872132029512502755463590105137403717457411796404338444197049980583000582536565246225305428315663152665811376230318667143085654085754588456502668667098875827881123688869957052350836159426046682668749418211587704977054805841186042230599309974007456072259304806644925836159358057085397178268287833590474275388518673986071286097261152036200725935335146851128265143456185356705626592038555044384247364866204155421661870634326014322995382615497448366320494200103051426546434272890391103
 . . . . . . . . . . . . . . . . . . . . [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)
							b54b27504e0b41e1ffc71d8f88de7d272f6dd710
 . . . . . . . . . . . . . . . . [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 (48 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'techprosecurity.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.techprosecurity.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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb499000001861a57ebb60000040300463044022024f11878dfc1c4f48a5493281081fe065a0785ab285d9e488a0e01211677a16f022078d95cedf04c93ee39a08df1e61ac37349f349e2818e1f328abcf09b42d061270075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb52000001861a57ebcd000004030046304402206467b46f119cdf69e4670c3aaa1f2763da6c6044d632b4227bf1c1293c402a0502207f5db4ac0f04d7727f7fb0d6a3ca0eb467e21f7bd1b8e3439c5747ecee96c00b
 . . . . [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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