On Wed, Feb 28, 2018 at 4:50 PM, Jeremy Rowley via dev-security-policy <
dev-security-policy@lists.mozilla.org> wrote:

> Posted to cab forum accidentally instead of Mozilla dev
>
>
> Begin forwarded message:
>
> From: Jeremy Rowley <jeremy.row...@digicert.com<mailto:
> jeremy.row...@digicert.com>>
> Date: February 28, 2018 at 2:33:41 PM MST
> To: Ryan Sleevi <sle...@google.com<mailto:sle...@google.com>>, Geoff
> Keating <geo...@apple.com<mailto:geo...@apple.com>>
> Cc: CA/Browser Forum Public Discussion List <pub...@cabforum.org<mailto:pu
> b...@cabforum.org>>
> Subject: RE: [cabfpub] How do you handle mass revocation requests?
>
> Here’s 10 CSRs that people can correlate with the CT logs. I’ll create
> another 100 or so to dispel any doubt.
>
> -----BEGIN CERTIFICATE REQUEST-----
> MIICwDCCAagCAQAwezELMAkGA1UEBhMCVVMxDTALBgNVBAgTBFV0YWgxEDAOBgNV
> BAcTB05ld2J1cnkxDzANBgNVBAoTBkplcmVteTEgMB4GA1UECxMXUHJvb2Ygb2Yg
> a2V5IGNvbXByb21pc2UxGDAWBgNVBAMTD3d3dy5leGFtcGxlLmNvbTCCASIwDQYJ
> KoZIhvcNAQEBBQADggEPADCCAQoCggEBAMamagziY67jAV1XWBT2UBudz8leqPeZ
> nMGCP9Sct2qc5tDDLz34QIMFO9mv4eDRduMOTG7rwQygKPvI0mAKzKDJCxUvKLYJ
> Th/IALgkHfSvv7UzXUxF2kxviuvTCoP0Oee3DUJl4V614R2BnEtEpjEC4WNZglIU
> ytQiX36u4WQEbU1LGxp16+Rqz55TOnqRaUNlCCVjB99A3dvxYxpa+6qUHt2aeEyW
> WBguBq4sDzOeeLCcnfiCywbDKD4YeqQxvn1EJGBrCQnOf5UdHidJB3ZKKngYWKaZ
> 48nYK2CqM1dq44vIH6EezGq+0Xs8EFJfi2mjDghfziiX1UtpUt2/vUcCAwEAAaAA
> MA0GCSqGSIb3DQEBCwUAA4IBAQA/HM907Hc/rV+olpHW8n1N0UkhfbVHjSegFhQZ
> 2Wn4jFKAargvOCGDChThcnUbquptKpTFVaKJap0JB2T+fCI3WAMPG8CJKakcOjG/
> ZKheN3fNGUiaNk/Wyh/f6XnhWbchIK2OpcsSUAA5ju14bqs2epWl17c0MBPVY5sJ
> wFIBrNVjqji3Zkf7aE9GSMx36d8swfhqwomvFvO5SGKspPm2eRpBPwi8lRORDxz3
> cAoG4TU3/7xs2XAyTE27UQwdrUo7jkVUlCFoWf6DySHEy7CKTz3Vwu9ABtNdBtG9
> oEnWxhIhBPcYOwCrGkiJGuRImFAfLifHWvLUNqGKpz/nEr+c
> -----END CERTIFICATE REQUEST-----
> -----BEGIN CERTIFICATE REQUEST-----
> MIICvDCCAaQCAQAwdzELMAkGA1UEBhMCVVMxDTALBgNVBAgTBFV0YWgxEDAOBgNV
> BAcTB05ld2J1cnkxDzANBgNVBAoTBkplcmVteTEcMBoGA1UECxMTUHJvb2Ygb2Yg
> Y29tcHJvbWlzZTEYMBYGA1UEAxMPd3d3LmV4YW1wbGUuY29tMIIBIjANBgkqhkiG
> 9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqS0TSQbsGiJdAYfhuNrGzvXX4XvwToLBq+Hx
> trxKq8zoWIRtimRuH66uRmVy0I/lR78u4FEewAjblaS+v1jTLNopik+taBiFHudn
> /RGliOcKFohp4BYZuSZRRt3uLN5z8Jr5VbRMzZy6SNp3wX3f+Ie/XsAV04TXmbSv
> +V8ZUjxzj1448DsCFL1NNDUcoic/MUcW+fsu9VuxhdETOwrf7CgJ91FgzwHHSMKL
> Mq6DwY6xF90KQ5vInhYhRQ447zoSW1ABnmF+gPxDjXXb5pCh4aua8wOv3AmiZbbn
> Nnkv9y1YXIeBJ1o1zbTt51v62Qu4LeRYVfWjhI1sn8k96DH8mQIDAQABoAAwDQYJ
> KoZIhvcNAQELBQADggEBADgA4tGSyIpAA9uXooQivo9NH7lZH+M4bXpn+nOmNxn/
> aRzmbg9NksRKrQoN0/CkWpiu6vwp31gAG2eIpnvNX9ltzPD2/yHAQCLUZmiGZnUP
> fUdV1t7Z1EZ9Mj7YmlAN5NuQPAu7SL5fZ8UJSzzY1H7AuECU29j81dK2jLxRR1p6
> PaajUGPAvraVTZND4JGQJpIazrF+mVDADdt1aOntr6lj+CC92E5oQxCWtU8uUX7Y
> k5OJdewmNlVIk7wtcuVA2ju3jFlNtHP66DE/UDlcx5X5vE2qFq3aZFAqUAf0XXWW
> bagqqjxfHSQaNVGlWBkJb0eCdD+DW8IK0nuw5GP2rzY=
> -----END CERTIFICATE REQUEST-----
> -----BEGIN CERTIFICATE REQUEST-----
> MIICwDCCAagCAQAwezELMAkGA1UEBhMCVVMxDTALBgNVBAgTBFV0YWgxEDAOBgNV
> BAcTB05ld2J1cnkxDzANBgNVBAoTBkplcmVteTEgMB4GA1UECxMXUHJvb2Ygb2Yg
> a2V5IGNvbXByb21pc2UxGDAWBgNVBAMTD3d3dy5leGFtcGxlLmNvbTCCASIwDQYJ
> KoZIhvcNAQEBBQADggEPADCCAQoCggEBAMfZnCmYERBmZPEMdK5yvvC0QXjB1FQo
> bu4IC9W1ThdFySkJL6t2MeoxbaTW8hwdATf8JHlRnrpevXStUsYDZShxpsQePZk8
> LUW5OHQ6W/XDbGo4tC69Q3XTYvLeX+3q971mbiyFpBondTKZaKZYAR5omV7e/Olt
> ZzN1yqyX551NsSwDGTrgBqCU2XQzYu9Tl9Nibjl4yCKCG9/JbgGa+gy8j1eKWxIt
> lW7jmJID8s0N2v0ed1lvxr7A3oCiYef4TSi2RjLyZThGw1a7j3QqlBeGIqo89XtG
> 8GxA2nNSGx7gnIceMGGUd0q9iGQl1gc+FOI5oBbyjLcMCty2YInMQucCAwEAAaAA
> MA0GCSqGSIb3DQEBCwUAA4IBAQBQyDCiBYXRMOryHhVVW52kY6wvsgWsPXLR0piQ
> FJKP/drPdqgs/uxY6Nx163sNaiWPEI0tUWSmnuPe43qAyIqJXmnd/C6EqGy+ZI1Y
> lf0XAfqVzJ+tc9639pSkGfeGxU75qdPwWqbwzEEdNZCDR/4QqzhGgMLyvH7icoc0
> 7ikxxwyUiKpP4h3nAV7Fg4EMKeEn/3m+vM0aGnZNx16WHpQF/VnyBM8NimADmO/u
> vywC2TbLNBYYYG7dlLUk7fYfoFY5okel4z2fjmaNhuQQEpffJ366DC41A3fWDgp8
> j1Ok8PfhiVySEwdSCNgpZbHnSwxodk4E3aZ22kCa2f7nOzDd
> -----END CERTIFICATE REQUEST-----
> -----BEGIN CERTIFICATE REQUEST-----
> MIICwDCCAagCAQAwezELMAkGA1UEBhMCVVMxDTALBgNVBAgTBFV0YWgxEDAOBgNV
> BAcTB05ld2J1cnkxDzANBgNVBAoTBkplcmVteTEgMB4GA1UECxMXUHJvb2Ygb2Yg
> a2V5IGNvbXByb21pc2UxGDAWBgNVBAMTD3d3dy5leGFtcGxlLmNvbTCCASIwDQYJ
> KoZIhvcNAQEBBQADggEPADCCAQoCggEBALjEWXaHdMifi0LbL0GrnYV6uoltTicU
> ywDOkSz/cReCI6gzxb1jpuQu1iVAkmiZUmPk4sPjc4e/OvAo0IyXgVEqBVcB4cmB
> JTdWFj4fde8G9/NWoKIHIRVS4envx4jjRFEh6uDI9o4pDcpfvjh59s1RCjqU9EqX
> DueUoKCk7eynjBxePNYZtZL5xBbBRIeqkjtBALtdnQdkbMTBAHJT4WvK2y9ExtWY
> aJAoAf0ZYmQOeqzXZC4w1FKs7/GEa1qaPjyxe596LvZvOMZbB49gUYou6lhmG+ga
> PaJIGm53/A4PgLnCisEjrVL46YB/k/EzTQtwq5jRg5usIL0/YCJlvCkCAwEAAaAA
> MA0GCSqGSIb3DQEBCwUAA4IBAQCgCziprbbD+aS22QHBMOnjy5r7iYiteKO1uB1o
> zdaKpNBg32+tNyYsNazijAb0rcyFLGAeTfjbWQ5YDbK44qGmKxhO5nyeUkb9/ulI
> scT94Trwu8j77DTxaFNTziETbw5KIBfiC7M5cD+vQ2UexJ8giv9s7ZchXY/hK8TA
> IPY1jfEzioEgjap2bXhZ7GGHhjNg/3DIHCy2dD+eDeTsHhZQ+4ndfMeydg9fn6se
> 20A73X5rFGYKtp3z19stTDjXFDVyf/ngXtyti830ebQgmxRLJRAKV+MSHrdxW4Jj
> qkuW6fmTj2s3x8iTKecd5Q/NOKt2XjOMldc6eKA4VSi3QNuc
> -----END CERTIFICATE REQUEST-----
> -----BEGIN CERTIFICATE REQUEST-----
> MIICwDCCAagCAQAwezELMAkGA1UEBhMCVVMxDTALBgNVBAgTBFV0YWgxEDAOBgNV
> BAcTB05ld2J1cnkxDzANBgNVBAoTBkplcmVteTEgMB4GA1UECxMXUHJvb2Ygb2Yg
> a2V5IGNvbXByb21pc2UxGDAWBgNVBAMTD3d3dy5leGFtcGxlLmNvbTCCASIwDQYJ
> KoZIhvcNAQEBBQADggEPADCCAQoCggEBALlY3wwEZcO3U4HGuYE6atvaG3vOiOGq
> y1W1Nwv4xVCiVkTECgbumYZyBjq1XxVKC1dNJ2nzxDSIhPNxnJZHA7v5SvSf60+Z
> 1W+QmvznlRfqptKNt9L26LCRAFppjfT5Z0F0fw300e7NawkWKxNyujDsltpFrkNP
> 72SvHWizvMpySx5aclAb/TD6iAY1NQh1PUVdeCJZMtZreD+v3UOKPsnztdRgYe/f
> FbPRYQaxAaKYm0oYUZ0x0kurTjDdGQHtm/0H253KPDFHiC9bWCqljFTqUFT2v2TG
> 2m04pv+wMLFIt8FpQwzi7M7v0O1TD4hBLswUGSAmCxu6fOaMJFUAM1ECAwEAAaAA
> MA0GCSqGSIb3DQEBCwUAA4IBAQCnl8UUGLPd76FgaBtwZo9cktY1reJtImP8/613
> JWwvxCWy5r46LqD9BDPZh4yqO48FLeoaep0+CuCBKjGHQf/xZzpb4USnHcyAZKpR
> Ey4SVlNpHczszoNZoUYdiL2kvWo0NvD7+oF+O9lE3rvxkNk4tRrfe8/xMq6rhhlC
> NzrM6vdR4tIJlVtqQ7j60bMsRQJLZ8rz4Lb36R2JItbXeckWiGwXjv3Bi2r/MxaT
> x7Pvj3oB+amqPg2Muk+HuKvL/s5o7mIBeayt/TRev6a9YeamxhcGxINEjH52uIII
> NKQS007WuE//OAJcWYpCphJ3pPDu2gUbBd2X7vX+JiYO8nhO
> -----END CERTIFICATE REQUEST-----
> -----BEGIN CERTIFICATE REQUEST-----
> MIICwDCCAagCAQAwezELMAkGA1UEBhMCVVMxDTALBgNVBAgTBFV0YWgxEDAOBgNV
> BAcTB05ld2J1cnkxDzANBgNVBAoTBkplcmVteTEgMB4GA1UECxMXUHJvb2Ygb2Yg
> a2V5IGNvbXByb21pc2UxGDAWBgNVBAMTD3d3dy5leGFtcGxlLmNvbTCCASIwDQYJ
> KoZIhvcNAQEBBQADggEPADCCAQoCggEBAL3v00AFGsfyCQWVL2K/EHPLS8hh5vqv
> hC+WJm8E0m1uVmc08tEwPGfW5+nxHTw4Fav8hlhObfOt/KVx2Z1TsBxzPzM89amw
> o7jzx9dpll8v80ueoSE7UUzhYZ5OirRc2q19d1aC9S4Ji3PyGtOiG+kxvabEe/Gf
> YkrJGpOaTB02wa3M3mBGdd3oCCwHLfKB7ylou5W3m6t2GEQjCYUJnL9gUF9rgIo6
> oGxVpEu0fGKTpfjqaM1yX71SWEemvCfbahq8F1L+xwONCl9PQF8JvOxD3L7Mtj3N
> 04cIQIMdIhqthJ88ciaxj5mEN6BONf2oIExw+qJv0pusP0S/DI+/TSECAwEAAaAA
> MA0GCSqGSIb3DQEBCwUAA4IBAQBE0TbWwA8nuVkuwgvOJMTFosp8/ufoAlKDSNlN
> hEKf1sJSlPRmTLpq9Rv9fwpnCbFFE7UN6UuDAYGKOIuwaqad2iTj/t75IYC0jYCd
> l5fLf7hWhnk9iRYufT57iM2Qdmh4zHZxNjuZb+qYAejXoehPmbQgpVVXBB4Vf4I7
> iqY7vMF3AxhNxBmGaCvrWEChjw6DPoYWca+tcUUi/O1P5NPOCjbNrRa5c4AT18nD
> WOhFafjmGq9OeuWKfXjZDeRe53fys0nVeXfpJ20QbGRyW43/6Oj9sVwgxaTu2OXV
> 9AqboNdzQ1vP63VVT+X2KoVES8YheQ+AhOi1grhi9m9J4Fer
> -----END CERTIFICATE REQUEST-----
> -----BEGIN CERTIFICATE REQUEST-----
> MIICwDCCAagCAQAwezELMAkGA1UEBhMCVVMxDTALBgNVBAgTBFV0YWgxEDAOBgNV
> BAcTB05ld2J1cnkxDzANBgNVBAoTBkplcmVteTEgMB4GA1UECxMXUHJvb2Ygb2Yg
> a2V5IGNvbXByb21pc2UxGDAWBgNVBAMTD3d3dy5leGFtcGxlLmNvbTCCASIwDQYJ
> KoZIhvcNAQEBBQADggEPADCCAQoCggEBAK9NrWXf1zy+R6rkObfXJtS5F+VFtGA1
> SmDakjg4pNqaBUAo9fQReRmjA1SeO6qJQLJLAFtSE7a9oTiSlPlTiq/SdYe6FNfg
> uXRR34kAaCPdXMyBfRq7c5oooRXRHQL4ZCNrPU1Kpcf+XsLIKUX1WQGQBjnPHJhX
> QwTdDDB93FXO/d+vyAmdIycrqDtUYRQPaGR0nCyHCsdioNhZPjH2QuANTFWtEtXY
> O6KKO2AlZrNahflRQcO2YKvH0VDHK8FmibKPDkvoOAo/f/LDn15Uc5ecrLQXl0Lu
> RJMnSGH0B1A13ls6RU5TsCcqVvbUseSSOQJPOxdbGFGTS7jWXSxEdD8CAwEAAaAA
> MA0GCSqGSIb3DQEBCwUAA4IBAQBVAGhyg1C+kcEWKc1aQEU+iOwtLYWrLJIxaywX
> Z9GDMRd0Sy0E/UkciOLWvU/TZybJDZRyoXPmsTZsXMZ1fAzkB8ZPb5rGtin95jud
> 4YePcamJGf3N5AgHD2UmGobn3jbvoC2pGVivGTxTdqcCQJWWdSVXxzw6nH5KcQ/O
> UuOiSmVVvJOD8+oxt4U3XVal6VtumtuhGQSl4wVpC+xAoz/o7UbToBp/WhS1Xlhn
> DjJWuFIRdA8TgieTaYMaLdLNWQkYVY3EYMUPwkO2mPpqNuRGlFbALcRMKoqv7O+A
> VBKcstS41uwsjU1v/5zgC2Po5w0ocbLaXRe34In+Jr3HCMPc
> -----END CERTIFICATE REQUEST-----
> -----BEGIN CERTIFICATE REQUEST-----
> MIICwDCCAagCAQAwezELMAkGA1UEBhMCVVMxDTALBgNVBAgTBFV0YWgxEDAOBgNV
> BAcTB05ld2J1cnkxDzANBgNVBAoTBkplcmVteTEgMB4GA1UECxMXUHJvb2Ygb2Yg
> a2V5IGNvbXByb21pc2UxGDAWBgNVBAMTD3d3dy5leGFtcGxlLmNvbTCCASIwDQYJ
> KoZIhvcNAQEBBQADggEPADCCAQoCggEBALHvGriP3eFIhYXPP9LB2h17Rn9gaXh/
> zG2gsiPjklF2JSTRoAAKQDyrmREsBP2qp8pkdbaSudPNfGZb1beBB9gw4fToiWYc
> PnAhi0aH2WrEE0U2wGQcOTMpzLhP1y5xyckiBybkoJnuUWxxyyO5DQbMDGEOYRdG
> pA9BHIg1oOKnTKFGgq1lvZrFqNYhZI4rhBSs1PofYr1tfSTlAEC1pWCKPWb4crB8
> 8z1MDwG7c/UEe8qMPGxnTKBtpYszDVaMzH7AV4PZm0M/PZqpZOUA3IoBysi/st59
> ISUGhC3OTjz76/92Ki7a5EiGgxqO24A0+cPpC/u538OfZuJp269pXdECAwEAAaAA
> MA0GCSqGSIb3DQEBCwUAA4IBAQAOIBi1VCs9voFdKDWfB2algBka2GHEL+uCTUl4
> r5ooCJUafP69S0YFu9y1XQfIwSSioxHer8st1P1qGXc62LHtRRWk6GHKQ+/8pPiL
> U9gXsGFovV2K5tMz5laTLrwWCpZ9OgCk3EemZiFSVjCvOnaOC2PKTK5VS018joTJ
> xzbnHuzhS4yNwPtUz3VR6zULk2+tRHCYGROt6YuKwDJmSLO/qQTveBEh5QklQ3zs
> 26/1j9mHirOQZIo0kgBfere4lkCzeweiO8rPJXJNhhMjCRbDP0lKscXzQH/8OJLf
> Y5W5uOfsoGp9Tnc36mcHIHhxfwLb+SDyB3FKsX6kFCp62vuQ
> -----END CERTIFICATE REQUEST-----
> -----BEGIN CERTIFICATE REQUEST-----
> MIICwDCCAagCAQAwezELMAkGA1UEBhMCVVMxDTALBgNVBAgTBFV0YWgxEDAOBgNV
> BAcTB05ld2J1cnkxDzANBgNVBAoTBkplcmVteTEgMB4GA1UECxMXUHJvb2Ygb2Yg
> a2V5IGNvbXByb21pc2UxGDAWBgNVBAMTD3d3dy5leGFtcGxlLmNvbTCCASIwDQYJ
> KoZIhvcNAQEBBQADggEPADCCAQoCggEBAMNFOlVBa9P2Vvb4CCsgJyvUZxYaRlK4
> SEPH7z4cvIIu68p4yi8aaMkFs4VaPg/2PtIGFHNQjnj4x2URg+7ocf3U5qko9W0W
> ZMeM5QU9i7lHfZnGQ+SQ4q+AFwzjSbwO4wdTzPpzjJdUKmtOguILT8j/0uTn/Q/W
> PylzfmdgzPU0BUUTBuz9uGzHY3480ctKib81ZvALSwSX++Qeh+QCrueJZgS3hSYf
> dgZCXUN85+tN+xCLXNg/YwsHa6eJoBfBaUW7aokjtRhl0A+SLsyfc7agbnvhJzHO
> NywHa4SD9pRwhbdaO5/zKcgCDUlrJQnDWojc8qiAcEvmyrhAJhzdxjMCAwEAAaAA
> MA0GCSqGSIb3DQEBCwUAA4IBAQBtN41DLhpzP82LZOXE0Dk1gNzUWHAAt85GQoOU
> lcN3jrycJFarFmliz4R46uQzvqfhPpaBb5z9VyJP0UzQVoHhy37fkOLarnVkHx/n
> JPBMZ4cCoDHQLsVYs7bt+hjzGbaWPY5G/NkYiGaOL6azVCMj3wyS1lIbrywHGPqO
> JLjBMNUUyiXpVqmkBgPv1j7dwgdew9uxwvGO7OMuZuF5vv2gCRZoz7sBiyd6TL6e
> JvvnK3Rd5/PlYy2dLHpMdRNtg2YZzQXhyJkTxdSrnbgoc0SVaMebuI9HIOmKkF0A
> 1ftX4BfaPeO4nuQRq7jZ9sfMZUVp8nOAOdb13U4p43s0Cvqy
> -----END CERTIFICATE REQUEST-----
> -----BEGIN CERTIFICATE REQUEST-----
> MIICwDCCAagCAQAwezELMAkGA1UEBhMCVVMxDTALBgNVBAgTBFV0YWgxEDAOBgNV
> BAcTB05ld2J1cnkxDzANBgNVBAoTBkplcmVteTEgMB4GA1UECxMXUHJvb2Ygb2Yg
> a2V5IGNvbXByb21pc2UxGDAWBgNVBAMTD3d3dy5leGFtcGxlLmNvbTCCASIwDQYJ
> KoZIhvcNAQEBBQADggEPADCCAQoCggEBAMR5uqfSJeKarT1ZgGT+/2pwYWnmllEU
> Yy5Tc33IoIV4FL9nr45rtBnyY0pXHUc1zqjQZspoAynFJBOY3NB2zBf6CQb3/2R7
> mry8PxFlJDXc9M2iQLHpbSQq+P8ZOZ8mXdFRThtW5Xl9orLyGnFBXak49MF4HuyR
> ff492p+otlFrpzXIAIV4dRnkKxeKDCvPIHLeUHG3slgY/Gs6vdj88Akp09EY7pHn
> AGiEAuJPTzINJ4yLXJJLRH18VXIlg/35KeUE/x2vPCwEDXmVYOEhZnm3ZpF6L3dg
> 7wlmNWIJMCyBbO9E0rFp2JfSZir3YD2aouOiX+JF83AIXdRJwoNei4sCAwEAAaAA
> MA0GCSqGSIb3DQEBCwUAA4IBAQBl2D2FccAcixqfbOTCeE01bh6jXInxWp3gX0tt
> LgrB9DuWxNp+KStg2rptM060cjJZxwZ5x6Fzqpt8/jCJkjSPLJSOKeXuPAxKGENO
> l+32xhc1tosW/pjD5wF0VllZ6h4C7gzwiHWvXSAHvOVEI/0flChzCc+Afm1CXUdf
> vAJakNPu5TgiR1VM6w1cQbzgMumZ0eFv2UOZDn51WJ3E0hGzBxQWrF2LUBuBMNLu
> bx8uVGudoiJiAZg8e7Wq+oe15vhsSKvAFMpbnleyjKUw8eZ7zU9OH6VtmTPsmrDP
> /YFWxeNbJeJTJ8BTuBwXIVZ2seYp5Bjz5+ZDC6K1uQsNdlvm
> -----END CERTIFICATE REQUEST-----
>
>
Not the most efficient way, perhaps, but it works.

For example, the last CSR here corresponds to the SHA256(SPKI)
= bd753fb218dc69c8a9cafa99b4a99bfe15d0706d2800830058c8e890526e2c65, which
is https://crt.sh/?id=29463720 , which presently is unrevoked :)

To verify a CSR:
openssl req -in "${csr}" -noout -verify
(you get "Verify OK")

To output the Subject (to demonstrate DigiCert is in control)
openssl req -in "${csr}" -noout -subject
(you get "subject=/C=US/ST=Utah/L=Newbury/O=Jeremy/OU=Proof of key
compromise/CN=www.example.com")

To export the SPKI hash:
openssl req -in "${csr}" -noout -pubkey | openssl pkey -pubin -outform der
| openssl dgst -sha256 -hex
(you get
"bd753fb218dc69c8a9cafa99b4a99bfe15d0706d2800830058c8e890526e2c65", which
you can search for with https://crt.sh/?spkisha256= - e.g.
https://crt.sh/?spkisha256=bd753fb218dc69c8a9cafa99b4a99bfe15d0706d2800830058c8e890526e2c65
)
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