diff --git a/news/certifi.vendor b/news/certifi.vendor
new file mode 100644
index 000000000..ddd125054
--- /dev/null
+++ b/news/certifi.vendor
@@ -0,0 +1 @@
+Upgrade certifi to 2020.6.20
diff --git a/src/pip/_vendor/certifi/__init__.py b/src/pip/_vendor/certifi/__init__.py
index 1e2dfac7d..5d52a62e7 100644
--- a/src/pip/_vendor/certifi/__init__.py
+++ b/src/pip/_vendor/certifi/__init__.py
@@ -1,3 +1,3 @@
 from .core import contents, where
 
-__version__ = "2020.04.05.1"
+__version__ = "2020.06.20"
diff --git a/src/pip/_vendor/certifi/cacert.pem b/src/pip/_vendor/certifi/cacert.pem
index ece147c9d..0fd855f46 100644
--- a/src/pip/_vendor/certifi/cacert.pem
+++ b/src/pip/_vendor/certifi/cacert.pem
@@ -58,38 +58,6 @@ AfvDbbnvRG15RjF+Cv6pgsH/76tuIMRQyV+dTZsXjAzlAcmgQWpzU/qlULRuJQ/7
 TBj0/VLZjmmx6BEP3ojY+x1J96relc8geMJgEtslQIxq/H5COEBkEveegeGTLg==
 -----END CERTIFICATE-----
 
-# Issuer: CN=VeriSign Class 3 Public Primary Certification Authority - G3 O=VeriSign, Inc. OU=VeriSign Trust Network/(c) 1999 VeriSign, Inc. - For authorized use only
-# Subject: CN=VeriSign Class 3 Public Primary Certification Authority - G3 O=VeriSign, Inc. OU=VeriSign Trust Network/(c) 1999 VeriSign, Inc. - For authorized use only
-# Label: "Verisign Class 3 Public Primary Certification Authority - G3"
-# Serial: 206684696279472310254277870180966723415
-# MD5 Fingerprint: cd:68:b6:a7:c7:c4:ce:75:e0:1d:4f:57:44:61:92:09
-# SHA1 Fingerprint: 13:2d:0d:45:53:4b:69:97:cd:b2:d5:c3:39:e2:55:76:60:9b:5c:c6
-# SHA256 Fingerprint: eb:04:cf:5e:b1:f3:9a:fa:76:2f:2b:b1:20:f2:96:cb:a5:20:c1:b9:7d:b1:58:95:65:b8:1c:b9:a1:7b:72:44
------BEGIN CERTIFICATE-----
-MIIEGjCCAwICEQCbfgZJoz5iudXukEhxKe9XMA0GCSqGSIb3DQEBBQUAMIHKMQsw
-CQYDVQQGEwJVUzEXMBUGA1UEChMOVmVyaVNpZ24sIEluYy4xHzAdBgNVBAsTFlZl
-cmlTaWduIFRydXN0IE5ldHdvcmsxOjA4BgNVBAsTMShjKSAxOTk5IFZlcmlTaWdu
-LCBJbmMuIC0gRm9yIGF1dGhvcml6ZWQgdXNlIG9ubHkxRTBDBgNVBAMTPFZlcmlT
-aWduIENsYXNzIDMgUHVibGljIFByaW1hcnkgQ2VydGlmaWNhdGlvbiBBdXRob3Jp
-dHkgLSBHMzAeFw05OTEwMDEwMDAwMDBaFw0zNjA3MTYyMzU5NTlaMIHKMQswCQYD
-VQQGEwJVUzEXMBUGA1UEChMOVmVyaVNpZ24sIEluYy4xHzAdBgNVBAsTFlZlcmlT
-aWduIFRydXN0IE5ldHdvcmsxOjA4BgNVBAsTMShjKSAxOTk5IFZlcmlTaWduLCBJ
-bmMuIC0gRm9yIGF1dGhvcml6ZWQgdXNlIG9ubHkxRTBDBgNVBAMTPFZlcmlTaWdu
-IENsYXNzIDMgUHVibGljIFByaW1hcnkgQ2VydGlmaWNhdGlvbiBBdXRob3JpdHkg
-LSBHMzCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMu6nFL8eB8aHm8b
-N3O9+MlrlBIwT/A2R/XQkQr1F8ilYcEWQE37imGQ5XYgwREGfassbqb1EUGO+i2t
-KmFZpGcmTNDovFJbcCAEWNF6yaRpvIMXZK0Fi7zQWM6NjPXr8EJJC52XJ2cybuGu
-kxUccLwgTS8Y3pKI6GyFVxEa6X7jJhFUokWWVYPKMIno3Nij7SqAP395ZVc+FSBm
-CC+Vk7+qRy+oRpfwEuL+wgorUeZ25rdGt+INpsyow0xZVYnm6FNcHOqd8GIWC6fJ
-Xwzw3sJ2zq/3avL6QaaiMxTJ5Xpj055iN9WFZZ4O5lMkdBteHRJTW8cs54NJOxWu
-imi5V5cCAwEAATANBgkqhkiG9w0BAQUFAAOCAQEAERSWwauSCPc/L8my/uRan2Te
-2yFPhpk0djZX3dAVL8WtfxUfN2JzPtTnX84XA9s1+ivbrmAJXx5fj267Cz3qWhMe
-DGBvtcC1IyIuBwvLqXTLR7sdwdela8wv0kL9Sd2nic9TutoAWii/gt/4uhMdUIaC
-/Y4wjylGsB49Ndo4YhYYSq3mtlFs3q9i6wHQHiT+eo8SGhJouPtmmRQURVyu565p
-F4ErWjfJXir0xuKhXFSbplQAz/DxwceYMBo7Nhbbo27q/a2ywtrvAkcTisDxszGt
-TxzhT5yvDwyd93gN2PQ1VoDat20Xj50egWTh/sVFuq1ruQp6Tk9LhO5L8X3dEQ==
------END CERTIFICATE-----
-
 # Issuer: CN=Entrust.net Certification Authority (2048) O=Entrust.net OU=www.entrust.net/CPS_2048 incorp. by ref. (limits liab.)/(c) 1999 Entrust.net Limited
 # Subject: CN=Entrust.net Certification Authority (2048) O=Entrust.net OU=www.entrust.net/CPS_2048 incorp. by ref. (limits liab.)/(c) 1999 Entrust.net Limited
 # Label: "Entrust.net Premium 2048 Secure Server CA"
@@ -152,39 +120,6 @@ ksLi4xaNmjICq44Y3ekQEe5+NauQrz4wlHrQMz2nZQ/1/I6eYs9HRCwBXbsdtTLS
 R9I4LtD+gdwyah617jzV/OeBHRnDJELqYzmp
 -----END CERTIFICATE-----
 
-# Issuer: CN=AddTrust External CA Root O=AddTrust AB OU=AddTrust External TTP Network
-# Subject: CN=AddTrust External CA Root O=AddTrust AB OU=AddTrust External TTP Network
-# Label: "AddTrust External Root"
-# Serial: 1
-# MD5 Fingerprint: 1d:35:54:04:85:78:b0:3f:42:42:4d:bf:20:73:0a:3f
-# SHA1 Fingerprint: 02:fa:f3:e2:91:43:54:68:60:78:57:69:4d:f5:e4:5b:68:85:18:68
-# SHA256 Fingerprint: 68:7f:a4:51:38:22:78:ff:f0:c8:b1:1f:8d:43:d5:76:67:1c:6e:b2:bc:ea:b4:13:fb:83:d9:65:d0:6d:2f:f2
------BEGIN CERTIFICATE-----
-MIIENjCCAx6gAwIBAgIBATANBgkqhkiG9w0BAQUFADBvMQswCQYDVQQGEwJTRTEU
-MBIGA1UEChMLQWRkVHJ1c3QgQUIxJjAkBgNVBAsTHUFkZFRydXN0IEV4dGVybmFs
-IFRUUCBOZXR3b3JrMSIwIAYDVQQDExlBZGRUcnVzdCBFeHRlcm5hbCBDQSBSb290
-MB4XDTAwMDUzMDEwNDgzOFoXDTIwMDUzMDEwNDgzOFowbzELMAkGA1UEBhMCU0Ux
-FDASBgNVBAoTC0FkZFRydXN0IEFCMSYwJAYDVQQLEx1BZGRUcnVzdCBFeHRlcm5h
-bCBUVFAgTmV0d29yazEiMCAGA1UEAxMZQWRkVHJ1c3QgRXh0ZXJuYWwgQ0EgUm9v
-dDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALf3GjPm8gAELTngTlvt
-H7xsD821+iO2zt6bETOXpClMfZOfvUq8k+0DGuOPz+VtUFrWlymUWoCwSXrbLpX9
-uMq/NzgtHj6RQa1wVsfwTz/oMp50ysiQVOnGXw94nZpAPA6sYapeFI+eh6FqUNzX
-mk6vBbOmcZSccbNQYArHE504B4YCqOmoaSYYkKtMsE8jqzpPhNjfzp/haW+710LX
-a0Tkx63ubUFfclpxCDezeWWkWaCUN/cALw3CknLa0Dhy2xSoRcRdKn23tNbE7qzN
-E0S3ySvdQwAl+mG5aWpYIxG3pzOPVnVZ9c0p10a3CitlttNCbxWyuHv77+ldU9U0
-WicCAwEAAaOB3DCB2TAdBgNVHQ4EFgQUrb2YejS0Jvf6xCZU7wO94CTLVBowCwYD
-VR0PBAQDAgEGMA8GA1UdEwEB/wQFMAMBAf8wgZkGA1UdIwSBkTCBjoAUrb2YejS0
-Jvf6xCZU7wO94CTLVBqhc6RxMG8xCzAJBgNVBAYTAlNFMRQwEgYDVQQKEwtBZGRU
-cnVzdCBBQjEmMCQGA1UECxMdQWRkVHJ1c3QgRXh0ZXJuYWwgVFRQIE5ldHdvcmsx
-IjAgBgNVBAMTGUFkZFRydXN0IEV4dGVybmFsIENBIFJvb3SCAQEwDQYJKoZIhvcN
-AQEFBQADggEBALCb4IUlwtYj4g+WBpKdQZic2YR5gdkeWxQHIzZlj7DYd7usQWxH
-YINRsPkyPef89iYTx4AWpb9a/IfPeHmJIZriTAcKhjW88t5RxNKWt9x+Tu5w/Rw5
-6wwCURQtjr0W4MHfRnXnJK3s9EK0hZNwEGe6nQY1ShjTK3rMUUKhemPR5ruhxSvC
-Nr4TDea9Y355e6cJDUCrat2PisP29owaQgVR1EX1n6diIWgVIEM8med8vSTYqZEX
-c4g/VhsxOBi0cQ+azcgOno4uG+GMmIPLHzHxREzGBHNJdmAPx/i9F4BrLunMTA5a
-mnkPIAou1Z5jJh5VkpTYghdae9C8x49OhgQ=
------END CERTIFICATE-----
-
 # Issuer: CN=Entrust Root Certification Authority O=Entrust, Inc. OU=www.entrust.net/CPS is incorporated by reference/(c) 2006 Entrust, Inc.
 # Subject: CN=Entrust Root Certification Authority O=Entrust, Inc. OU=www.entrust.net/CPS is incorporated by reference/(c) 2006 Entrust, Inc.
 # Label: "Entrust Root Certification Authority"
@@ -1499,47 +1434,6 @@ uLjbvrW5KfnaNwUASZQDhETnv0Mxz3WLJdH0pmT1kvarBes96aULNmLazAZfNou2
 XjG4Kvte9nHfRCaexOYNkbQudZWAUWpLMKawYqGT8ZvYzsRjdT9ZR7E=
 -----END CERTIFICATE-----
 
-# Issuer: CN=Staat der Nederlanden Root CA - G2 O=Staat der Nederlanden
-# Subject: CN=Staat der Nederlanden Root CA - G2 O=Staat der Nederlanden
-# Label: "Staat der Nederlanden Root CA - G2"
-# Serial: 10000012
-# MD5 Fingerprint: 7c:a5:0f:f8:5b:9a:7d:6d:30:ae:54:5a:e3:42:a2:8a
-# SHA1 Fingerprint: 59:af:82:79:91:86:c7:b4:75:07:cb:cf:03:57:46:eb:04:dd:b7:16
-# SHA256 Fingerprint: 66:8c:83:94:7d:a6:3b:72:4b:ec:e1:74:3c:31:a0:e6:ae:d0:db:8e:c5:b3:1b:e3:77:bb:78:4f:91:b6:71:6f
------BEGIN CERTIFICATE-----
-MIIFyjCCA7KgAwIBAgIEAJiWjDANBgkqhkiG9w0BAQsFADBaMQswCQYDVQQGEwJO
-TDEeMBwGA1UECgwVU3RhYXQgZGVyIE5lZGVybGFuZGVuMSswKQYDVQQDDCJTdGFh
-dCBkZXIgTmVkZXJsYW5kZW4gUm9vdCBDQSAtIEcyMB4XDTA4MDMyNjExMTgxN1oX
-DTIwMDMyNTExMDMxMFowWjELMAkGA1UEBhMCTkwxHjAcBgNVBAoMFVN0YWF0IGRl
-ciBOZWRlcmxhbmRlbjErMCkGA1UEAwwiU3RhYXQgZGVyIE5lZGVybGFuZGVuIFJv
-b3QgQ0EgLSBHMjCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAMVZ5291
-qj5LnLW4rJ4L5PnZyqtdj7U5EILXr1HgO+EASGrP2uEGQxGZqhQlEq0i6ABtQ8Sp
-uOUfiUtnvWFI7/3S4GCI5bkYYCjDdyutsDeqN95kWSpGV+RLufg3fNU254DBtvPU
-Z5uW6M7XxgpT0GtJlvOjCwV3SPcl5XCsMBQgJeN/dVrlSPhOewMHBPqCYYdu8DvE
-pMfQ9XQ+pV0aCPKbJdL2rAQmPlU6Yiile7Iwr/g3wtG61jj99O9JMDeZJiFIhQGp
-5Rbn3JBV3w/oOM2ZNyFPXfUib2rFEhZgF1XyZWampzCROME4HYYEhLoaJXhena/M
-UGDWE4dS7WMfbWV9whUYdMrhfmQpjHLYFhN9C0lK8SgbIHRrxT3dsKpICT0ugpTN
-GmXZK4iambwYfp/ufWZ8Pr2UuIHOzZgweMFvZ9C+X+Bo7d7iscksWXiSqt8rYGPy
-5V6548r6f1CGPqI0GAwJaCgRHOThuVw+R7oyPxjMW4T182t0xHJ04eOLoEq9jWYv
-6q012iDTiIJh8BIitrzQ1aTsr1SIJSQ8p22xcik/Plemf1WvbibG/ufMQFxRRIEK
-eN5KzlW/HdXZt1bv8Hb/C3m1r737qWmRRpdogBQ2HbN/uymYNqUg+oJgYjOk7Na6
-B6duxc8UpufWkjTYgfX8HV2qXB72o007uPc5AgMBAAGjgZcwgZQwDwYDVR0TAQH/
-BAUwAwEB/zBSBgNVHSAESzBJMEcGBFUdIAAwPzA9BggrBgEFBQcCARYxaHR0cDov
-L3d3dy5wa2lvdmVyaGVpZC5ubC9wb2xpY2llcy9yb290LXBvbGljeS1HMjAOBgNV
-HQ8BAf8EBAMCAQYwHQYDVR0OBBYEFJFoMocVHYnitfGsNig0jQt8YojrMA0GCSqG
-SIb3DQEBCwUAA4ICAQCoQUpnKpKBglBu4dfYszk78wIVCVBR7y29JHuIhjv5tLyS
-CZa59sCrI2AGeYwRTlHSeYAz+51IvuxBQ4EffkdAHOV6CMqqi3WtFMTC6GY8ggen
-5ieCWxjmD27ZUD6KQhgpxrRW/FYQoAUXvQwjf/ST7ZwaUb7dRUG/kSS0H4zpX897
-IZmflZ85OkYcbPnNe5yQzSipx6lVu6xiNGI1E0sUOlWDuYaNkqbG9AclVMwWVxJK
-gnjIFNkXgiYtXSAfea7+1HAWFpWD2DU5/1JddRwWxRNVz0fMdWVSSt7wsKfkCpYL
-+63C4iWEst3kvX5ZbJvw8NjnyvLplzh+ib7M+zkXYT9y2zqR2GUBGR2tUKRXCnxL
-vJxxcypFURmFzI79R6d0lR2o0a9OF7FpJsKqeFdbxU2n5Z4FF5TKsl+gSRiNNOkm
-bEgeqmiSBeGCc1qb3AdbCG19ndeNIdn8FCCqwkXfP+cAslHkwvgFuXkajDTznlvk
-N1trSt8sV4pAWja63XVECDdCcAz+3F4hoKOKwJCcaNpQ5kUQR3i2TtJlycM33+FC
-Y7BXN0Ute4qcvwXqZVUz9zkQxSgqIXobisQk+T8VyJoVIPVVYpbtbZNQvOSqeK3Z
-ywplh6ZmwcSBo3c6WB4L7oOLnR7SUqTMHW+wmG2UMbX4cQrcufx9MmDm66+KAQ==
------END CERTIFICATE-----
-
 # Issuer: CN=Hongkong Post Root CA 1 O=Hongkong Post
 # Subject: CN=Hongkong Post Root CA 1 O=Hongkong Post
 # Label: "Hongkong Post Root CA 1"
@@ -3788,47 +3682,6 @@ CkcO8DdZEv8tmZQoTipPNU0zWgIxAOp1AE47xDqUEpHJWEadIRNyp4iciuRMStuW
 1KyLa2tJElMzrdfkviT8tQp21KW8EA==
 -----END CERTIFICATE-----
 
-# Issuer: CN=LuxTrust Global Root 2 O=LuxTrust S.A.
-# Subject: CN=LuxTrust Global Root 2 O=LuxTrust S.A.
-# Label: "LuxTrust Global Root 2"
-# Serial: 59914338225734147123941058376788110305822489521
-# MD5 Fingerprint: b2:e1:09:00:61:af:f7:f1:91:6f:c4:ad:8d:5e:3b:7c
-# SHA1 Fingerprint: 1e:0e:56:19:0a:d1:8b:25:98:b2:04:44:ff:66:8a:04:17:99:5f:3f
-# SHA256 Fingerprint: 54:45:5f:71:29:c2:0b:14:47:c4:18:f9:97:16:8f:24:c5:8f:c5:02:3b:f5:da:5b:e2:eb:6e:1d:d8:90:2e:d5
------BEGIN CERTIFICATE-----
-MIIFwzCCA6ugAwIBAgIUCn6m30tEntpqJIWe5rgV0xZ/u7EwDQYJKoZIhvcNAQEL
-BQAwRjELMAkGA1UEBhMCTFUxFjAUBgNVBAoMDUx1eFRydXN0IFMuQS4xHzAdBgNV
-BAMMFkx1eFRydXN0IEdsb2JhbCBSb290IDIwHhcNMTUwMzA1MTMyMTU3WhcNMzUw
-MzA1MTMyMTU3WjBGMQswCQYDVQQGEwJMVTEWMBQGA1UECgwNTHV4VHJ1c3QgUy5B
-LjEfMB0GA1UEAwwWTHV4VHJ1c3QgR2xvYmFsIFJvb3QgMjCCAiIwDQYJKoZIhvcN
-AQEBBQADggIPADCCAgoCggIBANeFl78RmOnwYoNMPIf5U2o3C/IPPIfOb9wmKb3F
-ibrJgz337spbxm1Jc7TJRqMbNBM/wYlFV/TZsfs2ZUv7COJIcRHIbjuend+JZTem
-hfY7RBi2xjcwYkSSl2l9QjAk5A0MiWtj3sXh306pFGxT4GHO9hcvHTy95iJMHZP1
-EMShduxq3sVs35a0VkBCwGKSMKEtFZSg0iAGCW5qbeXrt77U8PEVfIvmTroTzEsn
-Xpk8F12PgX8zPU/TPxvsXD/wPEx1bvKm1Z3aLQdjAsZy6ZS8TEmVT4hSyNvoaYL4
-zDRbIvCGp4m9SAptZoFtyMhk+wHh9OHe2Z7d21vUKpkmFRseTJIpgp7VkoGSQXAZ
-96Tlk0u8d2cx3Rz9MXANF5kM+Qw5GSoXtTBxVdUPrljhPS80m8+f9niFwpN6cj5m
-j5wWEWCPnolvZ77gR1o7DJpni89Gxq44o/KnvObWhWszJHAiS8sIm7vI+AIpHb4g
-DEa/a4ebsypmQjVGbKq6rfmYe+lQVRQxv7HaLe2ArWgk+2mr2HETMOZns4dA/Yl+
-8kPREd8vZS9kzl8UubG/Mb2HeFpZZYiq/FkySIbWTLkpS5XTdvN3JW1CHDiDTf2j
-X5t/Lax5Gw5CMZdjpPuKadUiDTSQMC6otOBttpSsvItO13D8xTiOZCXhTTmQzsmH
-hFhxAgMBAAGjgagwgaUwDwYDVR0TAQH/BAUwAwEB/zBCBgNVHSAEOzA5MDcGByuB
-KwEBAQowLDAqBggrBgEFBQcCARYeaHR0cHM6Ly9yZXBvc2l0b3J5Lmx1eHRydXN0
-Lmx1MA4GA1UdDwEB/wQEAwIBBjAfBgNVHSMEGDAWgBT/GCh2+UgFLKGu8SsbK7JT
-+Et8szAdBgNVHQ4EFgQU/xgodvlIBSyhrvErGyuyU/hLfLMwDQYJKoZIhvcNAQEL
-BQADggIBAGoZFO1uecEsh9QNcH7X9njJCwROxLHOk3D+sFTAMs2ZMGQXvw/l4jP9
-BzZAcg4atmpZ1gDlaCDdLnINH2pkMSCEfUmmWjfrRcmF9dTHF5kH5ptV5AzoqbTO
-jFu1EVzPig4N1qx3gf4ynCSecs5U89BvolbW7MM3LGVYvlcAGvI1+ut7MV3CwRI9
-loGIlonBWVx65n9wNOeD4rHh4bhY79SV5GCc8JaXcozrhAIuZY+kt9J/Z93I055c
-qqmkoCUUBpvsT34tC38ddfEz2O3OuHVtPlu5mB0xDVbYQw8wkbIEa91WvpWAVWe+
-2M2D2RjuLg+GLZKecBPs3lHJQ3gCpU3I+V/EkVhGFndadKpAvAefMLmx9xIX3eP/
-JEAdemrRTxgKqpAd60Ae36EeRJIQmvKN4dFLRp7oRUKX6kWZ8+xm1QL68qZKJKre
-zrnK+T+Tb/mjuuqlPpmt/f97mfVl7vBZKGfXkJWkE4SphMHozs51k2MavDzq1WQf
-LSoSOcbDWjLtR5EWDrw4wVDej8oqkDQc7kGUnF4ZLvhFSZl0kbAEb+MEWrGrKqv+
-x9CWttrhSmQGbmBNvUJO/3jaJMobtNeWOWyu8Q6qp31IiyBMz2TWuJdGsE7RKlY6
-oJO9r4Ak4Ap+58rVyuiFVdw2KuGUaJPHZnJED4AhMmwlxyOAgwrr
------END CERTIFICATE-----
-
 # Issuer: CN=TUBITAK Kamu SM SSL Kok Sertifikasi - Surum 1 O=Turkiye Bilimsel ve Teknolojik Arastirma Kurumu - TUBITAK OU=Kamu Sertifikasyon Merkezi - Kamu SM
 # Subject: CN=TUBITAK Kamu SM SSL Kok Sertifikasi - Surum 1 O=Turkiye Bilimsel ve Teknolojik Arastirma Kurumu - TUBITAK OU=Kamu Sertifikasyon Merkezi - Kamu SM
 # Label: "TUBITAK Kamu SM SSL Kok Sertifikasi - Surum 1"
@@ -4639,3 +4492,129 @@ IQ6SwJAfzyBfyjs4x7dtOvPmRLgOMWuIjnDrnBdSqEGULoe256YSxXXfW8AKbnuk
 5F6G+TaU33fD6Q3AOfF5u0aOq0NZJ7cguyPpVkAh7DE9ZapD8j3fcEThuk0mEDuY
 n/PIjhs4ViFqUZPTkcpG2om3PVODLAgfi49T3f+sHw==
 -----END CERTIFICATE-----
+
+# Issuer: CN=Microsoft ECC Root Certificate Authority 2017 O=Microsoft Corporation
+# Subject: CN=Microsoft ECC Root Certificate Authority 2017 O=Microsoft Corporation
+# Label: "Microsoft ECC Root Certificate Authority 2017"
+# Serial: 136839042543790627607696632466672567020
+# MD5 Fingerprint: dd:a1:03:e6:4a:93:10:d1:bf:f0:19:42:cb:fe:ed:67
+# SHA1 Fingerprint: 99:9a:64:c3:7f:f4:7d:9f:ab:95:f1:47:69:89:14:60:ee:c4:c3:c5
+# SHA256 Fingerprint: 35:8d:f3:9d:76:4a:f9:e1:b7:66:e9:c9:72:df:35:2e:e1:5c:fa:c2:27:af:6a:d1:d7:0e:8e:4a:6e:dc:ba:02
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
+
+# Issuer: CN=Microsoft RSA Root Certificate Authority 2017 O=Microsoft Corporation
+# Subject: CN=Microsoft RSA Root Certificate Authority 2017 O=Microsoft Corporation
+# Label: "Microsoft RSA Root Certificate Authority 2017"
+# Serial: 40975477897264996090493496164228220339
+# MD5 Fingerprint: 10:ff:00:ff:cf:c9:f8:c7:7a:c0:ee:35:8e:c9:0f:47
+# SHA1 Fingerprint: 73:a5:e6:4a:3b:ff:83:16:ff:0e:dc:cc:61:8a:90:6e:4e:ae:4d:74
+# SHA256 Fingerprint: c7:41:f7:0f:4b:2a:8d:88:bf:2e:71:c1:41:22:ef:53:ef:10:eb:a0:cf:a5:e6:4c:fa:20:f4:18:85:30:73:e0
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
+
+# Issuer: CN=e-Szigno Root CA 2017 O=Microsec Ltd.
+# Subject: CN=e-Szigno Root CA 2017 O=Microsec Ltd.
+# Label: "e-Szigno Root CA 2017"
+# Serial: 411379200276854331539784714
+# MD5 Fingerprint: de:1f:f6:9e:84:ae:a7:b4:21:ce:1e:58:7d:d1:84:98
+# SHA1 Fingerprint: 89:d4:83:03:4f:9e:9a:48:80:5f:72:37:d4:a9:a6:ef:cb:7c:1f:d1
+# SHA256 Fingerprint: be:b0:0b:30:83:9b:9b:c3:2c:32:e4:44:79:05:95:06:41:f2:64:21:b1:5e:d0:89:19:8b:51:8a:e2:ea:1b:99
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
+
+# Issuer: O=CERTSIGN SA OU=certSIGN ROOT CA G2
+# Subject: O=CERTSIGN SA OU=certSIGN ROOT CA G2
+# Label: "certSIGN Root CA G2"
+# Serial: 313609486401300475190
+# MD5 Fingerprint: 8c:f1:75:8a:c6:19:cf:94:b7:f7:65:20:87:c3:97:c7
+# SHA1 Fingerprint: 26:f9:93:b4:ed:3d:28:27:b0:b9:4b:a7:e9:15:1d:a3:8d:92:e5:32
+# SHA256 Fingerprint: 65:7c:fe:2f:a7:3f:aa:38:46:25:71:f3:32:a2:36:3a:46:fc:e7:02:09:51:71:07:02:cd:fb:b6:ee:da:33:05
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
diff --git a/src/pip/_vendor/certifi/core.py b/src/pip/_vendor/certifi/core.py
index 56b52a3c8..8987449f6 100644
--- a/src/pip/_vendor/certifi/core.py
+++ b/src/pip/_vendor/certifi/core.py
@@ -9,7 +9,36 @@ This module returns the installation location of cacert.pem or its contents.
 import os
 
 try:
-    from importlib.resources import read_text
+    from importlib.resources import path as get_path, read_text
+
+    _CACERT_CTX = None
+    _CACERT_PATH = None
+
+    def where():
+        # This is slightly terrible, but we want to delay extracting the file
+        # in cases where we're inside of a zipimport situation until someone
+        # actually calls where(), but we don't want to re-extract the file
+        # on every call of where(), so we'll do it once then store it in a
+        # global variable.
+        global _CACERT_CTX
+        global _CACERT_PATH
+        if _CACERT_PATH is None:
+            # This is slightly janky, the importlib.resources API wants you to
+            # manage the cleanup of this file, so it doesn't actually return a
+            # path, it returns a context manager that will give you the path
+            # when you enter it and will do any cleanup when you leave it. In
+            # the common case of not needing a temporary file, it will just
+            # return the file system location and the __exit__() is a no-op.
+            #
+            # We also have to hold onto the actual context manager, because
+            # it will do the cleanup whenever it gets garbage collected, so
+            # we will also store that at the global level as well.
+            _CACERT_CTX = get_path("pip._vendor.certifi", "cacert.pem")
+            _CACERT_PATH = str(_CACERT_CTX.__enter__())
+
+        return _CACERT_PATH
+
+
 except ImportError:
     # This fallback will work for Python versions prior to 3.7 that lack the
     # importlib.resources module but relies on the existing `where` function
@@ -19,11 +48,12 @@ except ImportError:
         with open(where(), "r", encoding=encoding) as data:
             return data.read()
 
+    # If we don't have importlib.resources, then we will just do the old logic
+    # of assuming we're on the filesystem and munge the path directly.
+    def where():
+        f = os.path.dirname(__file__)
 
-def where():
-    f = os.path.dirname(__file__)
-
-    return os.path.join(f, "cacert.pem")
+        return os.path.join(f, "cacert.pem")
 
 
 def contents():
diff --git a/src/pip/_vendor/vendor.txt b/src/pip/_vendor/vendor.txt
index 53d5c0286..4418fe90e 100644
--- a/src/pip/_vendor/vendor.txt
+++ b/src/pip/_vendor/vendor.txt
@@ -12,7 +12,7 @@ pep517==0.8.2
 progress==1.5
 pyparsing==2.4.7
 requests==2.24.0
-    certifi==2020.04.05.1
+    certifi==2020.6.20
     chardet==3.0.4
     idna==2.9
     urllib3==1.25.8
diff --git a/tools/automation/vendoring/patches/certifi.patch b/tools/automation/vendoring/patches/certifi.patch
new file mode 100644
index 000000000..9d5395a7b
--- /dev/null
+++ b/tools/automation/vendoring/patches/certifi.patch
@@ -0,0 +1,13 @@
+diff --git a/src/pip/_vendor/certifi/core.py b/src/pip/_vendor/certifi/core.py
+index 5d2b8cd32..8987449f6 100644
+--- a/src/pip/_vendor/certifi/core.py
++++ b/src/pip/_vendor/certifi/core.py
+@@ -33,7 +33,7 @@ try:
+             # We also have to hold onto the actual context manager, because
+             # it will do the cleanup whenever it gets garbage collected, so
+             # we will also store that at the global level as well.
+-            _CACERT_CTX = get_path("certifi", "cacert.pem")
++            _CACERT_CTX = get_path("pip._vendor.certifi", "cacert.pem")
+             _CACERT_PATH = str(_CACERT_CTX.__enter__())
+
+         return _CACERT_PATH