exchange.imperial.ac.uk

- Imperial College of Science, Technology and Medicine -

Issued by COMODO RSA Extended Validation Secure Server CA

About this certificate

This digital certificate with serial number 01:4c:16:62:ed:01:c1:88:5a:34:1f:d6:d7:80:63:a6 was issued on by COMODO CA Limited.

With 6 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)

Imperial College of Science, Technology and Medicine

Company registration number: 577
Organization: Imperial College of Science, Technology and Medicine
Organization unit: ICT
Organization unit: COMODO EV Multi-Domain SSL
Address: South Kensington campus
Postal code: SW7 2AZ
State / Province: Greater London
Locality: LONDON
Country: GB

COMODO CA Limited

Organization: COMODO CA Limited
State / Province: Greater Manchester
Locality: Salford
Country: GB

This certificate has expire since

Certificate Details

Serial Number (hex): 01:4c:16:62:ed:01:c1:88:5a:34:1f:d6:d7:80:63:a6
Serial Number (int): 1724296607754839692793174740911023014
Serial Number lenght: 121 bits, 16 octets

SubjectKeyId: 2c:5d:00:30:4c:1e:3e:9c:d8:c6:c2:5f:22:50:4f:c9:c4:81:99:2e
AuthorityKeyId: 39:da:ff:ca:28:14:8a:a8:74:13:08:b9:e4:0e:a9:d2:fa:7e:9d:69

Fingerprint (sha1): 45:a0:ea:f0:b5:92:b1:52:99:cb:0e:42:40:3d:33:1e:ce:86:cf:79
Fingerprint (sha256): 02:12:b9:a0:21:55:2f:c3:1c:b9:e6:bf:10:08:ed:52:0a:fa:c3:5f:a8:38:20:a0:e3:d1:8f:b7:6d:84:de:2b

Issuing Certificate URL: http://crt.comodoca.com/COMODORSAExtendedValidationSecureServerCA.crt

Revocation information

OCSP Server: http://ocsp.comodoca.com
CRL Distribution Point: http://crl.comodoca.com/COMODORSAExtendedValidationSecureServerCA.crl

Check the revocation status for certificate exchange.imperial.ac.uk

6

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for exchange.imperial.ac.uk

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

exchange.imperial.ac.uk
autodiscover.ic.ac.uk
autodiscover.imperial.ac.uk
exchange.ic.ac.uk
icexch-c4.ic.ac.uk
icexch-c4.imperial.ac.uk

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Certificate

The complete raw certificate details for exchange.imperial.ac.uk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApwI3UhJluyY7ebgoKT0y
O2CEWK3uO4l36jkva3DyeTzYoeuejsr/uQF3G5Kztoy2FJWTk4VuDoWgYtH2Gnvg
cSl9B4l4GJy2CTTVQfWq0HLb1R3T5HwDpdbgtOyEgaVSnB3SVk94gzquRwW8tM8J
s1FalZenQTkyDiEZMxq0xlFbxF2pYxSEACvCFFiom+tVTpEG53akzTa0KBV/7goj
wLwQyQerX6dRPj/JTS7GupdUAq3FDl8GfVfqXwTfvkqi+jT+3amWLV3y2QdirvIX
RGBO9oSAlxCH9K04/P08pO/oH4rQGXjsipsklfSivkb5gWoYUzKUN/YPAKaZ+o4/
kQIDAQAB
-----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 1724296607754839692793174740911023014
 . . . . . . . . [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 'GB'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Greater Manchester'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Salford'
 . . . . . . . . . . . . [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 'COMODO CA Limited'
 . . . . . . . . . . . . [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 'COMODO RSA Extended Validation Secure Server CA'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-11-25 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-11-24 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 2.5.4.5 (serialNumber)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString '577'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.311.60.2.1.3 (jurisdictionOfIncorporationC)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'GB'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.15 (businessCategory)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Government Entity'
 . . . . . . . . . . . . [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 'GB'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.17 (postalCode)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'SW7 2AZ'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Greater London'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'LONDON'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.9 (streetAddress)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'South Kensington campus'
 . . . . . . . . . . . . [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 'Imperial College of Science, Technology and Medicine'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'ICT'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.11 (organizationalUnitName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'COMODO EV Multi-Domain SSL'
 . . . . . . . . . . . . [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 'exchange.imperial.ac.uk'
 . . . . . . . . [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 21082889727031690198513474748430664204587015261801958804419769602466201136513699080677882118400469015252086801479224517362520150284821017492857094337462034845224597376573016409707428600967122471901581795336265790667812480615275575398317246586053762681131460675635725229559588485360066413755942646555969264050236917423091147509443292411855505594874202372980249228040782315640724521715978763522507828260964015403463808106102121567727837280426558245272846283877148865009791291449273998369318143642487638536331301758935343210154873866397861305214274734033511172308137438782535245297130458212268079322370367303367485439889
 . . . . . . . . . . . . . . . . . . . . [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 39daffca28148aa8741308b9e40ea9d2fa7e9d69
 . . . . . . . . . . . . . . . . [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)
							2c5d00304c1e3e9cd8c6c25f22504fc9c481992e
 . . . . . . . . . . . . . . . . [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 2.5.29.19 (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 2.5.29.37 (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 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (63 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.1.5.1 (Comodo EV policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'https://secure.comodo.com/CPS'
 . . . . . . . . . . . . . . . . [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 (79 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.comodoca.com/COMODORSAExtendedValidationSecureServerCA.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 (123 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crt.comodoca.com/COMODORSAExtendedValidationSecureServerCA.crt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.comodoca.com'
 . . . . . . . . . . . . . . . . [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 (145 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'exchange.imperial.ac.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.ic.ac.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'autodiscover.imperial.ac.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'exchange.ic.ac.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'icexch-c4.ic.ac.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'icexch-c4.imperial.ac.uk'
 . . . . [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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