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diff --git a/circuitpython/lib/axtls/ssl/test/make_certs.sh b/circuitpython/lib/axtls/ssl/test/make_certs.sh
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+#!/bin/sh
+
+#
+# Copyright (c) 2007-2016, Cameron Rich
+#
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# * Redistributions of source code must retain the above copyright notice,
+#   this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+#   notice, this list of conditions and the following disclaimer in the
+#   documentation and/or other materials provided with the distribution.
+# * Neither the name of the axTLS project nor the names of its
+#   contributors may be used to endorse or promote products derived
+#   from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+# TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 
+# OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+
+#
+# Generate the certificates and keys for testing.
+#
+
+PROJECT_NAME="axTLS Project"
+
+# Generate the openssl configuration files.
+cat > ca_cert.conf << EOF  
+[ req ]
+distinguished_name      = req_distinguished_name
+prompt                  = no
+req_extensions          = v3_ca
+
+[ req_distinguished_name ]
+ O                      = $PROJECT_NAME Dodgy Certificate Authority
+
+[ v3_ca ]
+basicConstraints        = critical, CA:true
+keyUsage                = critical, cRLSign, keyCertSign, digitalSignature
+EOF
+
+cat > certs.conf << EOF  
+[ req ]
+distinguished_name      = req_distinguished_name
+prompt                  = no
+req_extensions          = v3_usr_cert
+
+[ req_distinguished_name ]
+ O                      = $PROJECT_NAME
+ CN                     = localhost
+
+[ v3_usr_cert ]
+basicConstraints        = critical, CA:false
+keyUsage                = critical, nonRepudiation, digitalSignature, keyEncipherment
+subjectAltName          = @alt_names
+ 
+[alt_names]
+DNS.1 = www.example.net
+DNS.2 = www.example.org
+EOF
+
+cat > device_cert.conf << EOF  
+[ req ]
+distinguished_name     = req_distinguished_name
+prompt                 = no
+
+[ req_distinguished_name ]
+ O                      = $PROJECT_NAME Device Certificate
+EOF
+
+cat > intermediate_ca.conf << EOF  
+[ req ]
+distinguished_name     = req_distinguished_name
+prompt                 = no
+req_extensions         = v3_intermediate_ca
+
+[ req_distinguished_name ]
+ O                      = $PROJECT_NAME Intermediate CA
+
+[ v3_intermediate_ca ]
+basicConstraints        = critical, CA:true, pathlen:0
+keyUsage                = cRLSign, keyCertSign, digitalSignature
+EOF
+
+cat > intermediate_ca2.conf << EOF  
+[ req ]
+distinguished_name      = req_distinguished_name
+prompt                  = no
+req_extensions          = v3_intermediate_ca2
+
+[ req_distinguished_name ]
+ O                      = $PROJECT_NAME Intermediate 2 CA
+
+[ v3_intermediate_ca2 ]
+basicConstraints        = critical, CA:true, pathlen:10
+keyUsage                = encipherOnly, keyCertSign, decipherOnly
+EOF
+
+# private key generation
+openssl genrsa -out axTLS.ca_key.pem 2048
+openssl genrsa -out axTLS.key_1024.pem 1024
+openssl genrsa -out axTLS.key_2048.pem 2048
+openssl genrsa -out axTLS.key_4096.pem 4096
+openssl genrsa -out axTLS.key_device.pem 2048
+openssl genrsa -out axTLS.key_intermediate_ca.pem 2048
+openssl genrsa -out axTLS.key_intermediate_ca2.pem 2048
+openssl genrsa -out axTLS.key_end_chain.pem 2048
+openssl genrsa -aes128 -passout pass:abcd -out axTLS.key_aes128.pem 1024
+openssl genrsa -aes256 -passout pass:abcd -out axTLS.key_aes256.pem 1024
+
+# convert private keys into DER format
+openssl rsa -in axTLS.key_1024.pem -out axTLS.key_1024 -outform DER
+openssl rsa -in axTLS.key_2048.pem -out axTLS.key_2048 -outform DER
+openssl rsa -in axTLS.key_4096.pem -out axTLS.key_4096 -outform DER
+
+# cert requests
+openssl req -out axTLS.ca_x509.csr -key axTLS.ca_key.pem -new \
+            -config ./ca_cert.conf 
+openssl req -out axTLS.x509_1024.csr -key axTLS.key_1024.pem -new \
+            -config ./certs.conf 
+openssl req -out axTLS.x509_2048.csr -key axTLS.key_2048.pem -new \
+            -config ./certs.conf 
+openssl req -out axTLS.x509_4096.csr -key axTLS.key_4096.pem -new \
+            -config ./certs.conf 
+openssl req -out axTLS.x509_device.csr -key axTLS.key_device.pem -new \
+            -config ./device_cert.conf
+openssl req -out axTLS.x509_intermediate_ca.csr \
+            -key axTLS.key_intermediate_ca.pem -new \
+            -config ./intermediate_ca.conf
+openssl req -out axTLS.x509_intermediate_ca2.csr \
+            -key axTLS.key_intermediate_ca2.pem -new \
+            -config ./intermediate_ca2.conf
+openssl req -out axTLS.x509_end_chain.csr -key axTLS.key_end_chain.pem -new \
+            -config ./certs.conf
+openssl req -out axTLS.x509_aes128.csr -key axTLS.key_aes128.pem \
+            -new -config ./certs.conf -passin pass:abcd
+openssl req -out axTLS.x509_aes256.csr -key axTLS.key_aes256.pem \
+            -new -config ./certs.conf -passin pass:abcd
+
+# generate the actual certs.
+openssl x509 -req -in axTLS.ca_x509.csr -out axTLS.ca_x509.pem \
+            -sha1 -days 5000 -signkey axTLS.ca_key.pem \
+            -CAkey axTLS.ca_key.pem -extfile ./ca_cert.conf -extensions v3_ca
+openssl x509 -req -in axTLS.ca_x509.csr -out axTLS.ca_x509_sha256.pem \
+            -sha256 -days 5000 -signkey axTLS.ca_key.pem \
+            -CAkey axTLS.ca_key.pem -extfile ./ca_cert.conf -extensions v3_ca
+openssl x509 -req -in axTLS.x509_1024.csr -out axTLS.x509_1024.pem \
+            -sha1 -CAcreateserial -days 5000 \
+            -CA axTLS.ca_x509.pem -CAkey axTLS.ca_key.pem
+openssl x509 -req -in axTLS.x509_1024.csr -out axTLS.x509_1024_sha256.pem \
+            -sha256 -CAcreateserial -days 5000 \
+            -CA axTLS.ca_x509_sha256.pem -CAkey axTLS.ca_key.pem
+openssl x509 -req -in axTLS.x509_1024.csr -out axTLS.x509_1024_sha384.pem \
+            -sha384 -CAcreateserial -days 5000 \
+            -CA axTLS.ca_x509_sha256.pem -CAkey axTLS.ca_key.pem
+openssl x509 -req -in axTLS.x509_1024.csr -out axTLS.x509_1024_sha512.pem \
+            -sha512 -CAcreateserial -days 5000 \
+            -CA axTLS.ca_x509_sha256.pem -CAkey axTLS.ca_key.pem
+openssl x509 -req -in axTLS.x509_2048.csr -out axTLS.x509_2048.pem \
+            -sha1 -CAcreateserial -days 5000 \
+            -CA axTLS.ca_x509.pem -CAkey axTLS.ca_key.pem
+openssl x509 -req -in axTLS.x509_4096.csr -out axTLS.x509_4096.pem \
+            -sha1 -CAcreateserial -days 5000 \
+            -CA axTLS.ca_x509.pem -CAkey axTLS.ca_key.pem
+openssl x509 -req -in axTLS.x509_device.csr -out axTLS.x509_device.pem \
+            -sha1 -CAcreateserial -days 5000 \
+            -CA axTLS.x509_1024.pem -CAkey axTLS.key_1024.pem
+openssl x509 -req -in axTLS.x509_intermediate_ca.csr -out axTLS.x509_intermediate_ca.pem \
+            -sha256 -CAcreateserial -days 5000 \
+            -CA axTLS.ca_x509.pem -CAkey axTLS.ca_key.pem \
+            -extfile ./intermediate_ca.conf -extensions v3_intermediate_ca
+openssl x509 -req -in axTLS.x509_intermediate_ca2.csr -out axTLS.x509_intermediate_ca2.pem \
+            -sha256 -CAcreateserial -days 5000 \
+            -CA axTLS.x509_intermediate_ca.pem \
+            -CAkey axTLS.key_intermediate_ca.pem \
+            -extfile ./intermediate_ca2.conf -extensions v3_intermediate_ca2
+openssl x509 -req -in axTLS.x509_end_chain.csr -out axTLS.x509_end_chain.pem \
+            -sha256 -CAcreateserial -days 5000 \
+            -CA axTLS.x509_intermediate_ca.pem \
+            -CAkey axTLS.key_intermediate_ca.pem \
+            -extfile ./certs.conf -extensions v3_usr_cert 
+# basic constraint path len failure
+openssl x509 -req -in axTLS.x509_end_chain.csr \
+            -out axTLS.x509_end_chain_bad.pem \
+            -sha256 -CAcreateserial -days 5000 \
+            -CA axTLS.x509_intermediate_ca2.pem \
+            -CAkey axTLS.key_intermediate_ca2.pem \
+            -extfile ./certs.conf -extensions v3_usr_cert 
+cat axTLS.x509_intermediate_ca.pem >> axTLS.x509_intermediate_ca2.pem 
+openssl x509 -req -in axTLS.x509_aes128.csr \
+            -out axTLS.x509_aes128.pem \
+            -sha1 -CAcreateserial -days 5000 \
+            -CA axTLS.ca_x509.pem -CAkey axTLS.ca_key.pem
+openssl x509 -req -in axTLS.x509_aes256.csr \
+            -out axTLS.x509_aes256.pem \
+            -sha1 -CAcreateserial -days 5000 \
+            -CA axTLS.ca_x509.pem -CAkey axTLS.ca_key.pem
+
+# note: must be root to do this
+DATE_NOW=`date`
+if date -s "Jan 1 2025"; then
+openssl x509 -req -in axTLS.x509_1024.csr -out axTLS.x509_bad_before.pem \
+            -sha1 -CAcreateserial -days 365 \
+            -CA axTLS.ca_x509.pem -CAkey axTLS.ca_key.pem
+date -s "$DATE_NOW"
+touch axTLS.x509_bad_before.pem
+fi
+openssl x509 -req -in axTLS.x509_1024.csr -out axTLS.x509_bad_after.pem \
+            -sha1 -CAcreateserial -days -365 \
+            -CA axTLS.ca_x509.pem -CAkey axTLS.ca_key.pem
+
+# some cleanup
+rm axTLS*.csr
+rm *.srl
+rm *.conf
+
+# need this for the client tests
+openssl x509 -in axTLS.ca_x509.pem -outform DER -out axTLS.ca_x509.cer 
+openssl x509 -in axTLS.x509_1024.pem -outform DER -out axTLS.x509_1024.cer
+openssl x509 -in axTLS.x509_2048.pem -outform DER -out axTLS.x509_2048.cer
+openssl x509 -in axTLS.x509_4096.pem -outform DER -out axTLS.x509_4096.cer
+
+# generate pkcs8 files (use RC4-128 for encryption)
+openssl pkcs8 -in axTLS.key_1024.pem -passout pass:abcd -topk8 -v1 PBE-SHA1-RC4-128 -out axTLS.encrypted_pem.p8
+openssl pkcs8 -in axTLS.key_1024.pem -passout pass:abcd -topk8 -outform DER -v1 PBE-SHA1-RC4-128 -out axTLS.encrypted.p8
+openssl pkcs8 -in axTLS.key_1024.pem -nocrypt -topk8 -out axTLS.unencrypted_pem.p8
+openssl pkcs8 -in axTLS.key_1024.pem -nocrypt -topk8 -outform DER -out axTLS.unencrypted.p8
+
+# generate pkcs12 files (use RC4-128 for encryption)
+openssl pkcs12 -export -in axTLS.x509_1024.pem -inkey axTLS.key_1024.pem -certfile axTLS.ca_x509.pem -keypbe PBE-SHA1-RC4-128 -certpbe PBE-SHA1-RC4-128 -name "p12_with_CA" -out axTLS.withCA.p12 -password pass:abcd
+openssl pkcs12 -export -in axTLS.x509_1024.pem -inkey axTLS.key_1024.pem -keypbe PBE-SHA1-RC4-128 -certpbe PBE-SHA1-RC4-128 -name "p12_without_CA" -out axTLS.withoutCA.p12 -password pass:abcd
+openssl pkcs12 -export -in axTLS.x509_1024.pem -inkey axTLS.key_1024.pem -keypbe PBE-SHA1-RC4-128 -certpbe PBE-SHA1-RC4-128 -out axTLS.noname.p12 -password pass:abcd
+
+# PEM certificate chain
+cat axTLS.ca_x509.pem >> axTLS.x509_device.pem
+
+# set default key/cert for use in the server
+xxd -i axTLS.x509_1024.cer | sed -e \
+        "s/axTLS_x509_1024_cer/default_certificate/" > ../../ssl/cert.h
+xxd -i axTLS.key_1024 | sed -e \
+        "s/axTLS_key_1024/default_private_key/" > ../../ssl/private_key.h