Don't Forget Your Badge!

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© JAMF Software, LLC PIV Mandatory Deﬁnition Managed By Machine Based Enforcement A user is required to use their PIV to authenticate to each device MDM User Based Enforcement A user’s network password is removed from their account MDM Directory Services

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© JAMF Software, LLC • Third-party apps that lack CryptoTokenKit support • View your certiﬁcates in Keychain Access and change pin • Race conditions with CTK • man SmartCardServices-legacy TokenD Why do we still use it?

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© JAMF Software, LLC com.apple.security.smartcard • 0 - certificate trust off • 1 - certificate trust on, no revocation checks • 2 - certificate trust on, soft revocation • 3 - certificate trust on, hard revocation checkCertificateTrust

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© JAMF Software, LLC /usr/sbin/system_proﬁler SPSmartCardsDataType | grep -A5 "$hash" \ | awk '/-----BEGIN CERTIFICATE-----/,/-----END CERTIFICATE-----/ \ {print; count++; if (count==3) exit}' | fold -w67 > /tmp/temp.pem Generating PIV Auth Cert

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© JAMF Software, LLC -----BEGIN CERTIFICATE----- MIIDAzCCAeugAwIBAgIJAJooOLDCGNUAMA0GCSqGSIb3DQEBBQUAMBgxFjAUBgNV BAMMDXd3dy5qbnVjLjIwMTgwHhcNMTgwOTI1MTcwMzMzWhcNMjgwOTIyMTcwMzMz WjAYMRYwFAYDVQQDDA13d3cuam51Yy4yMDE4MIIBIjANBgkqhkiG9w0BAQEFAAOC AQ8AMIIBCgKCAQEA7qX6lWABaR2uMxBEz/rl9Deukl047ilxeWJyTETKWO54AloU 2YCEJh9KqWZIVHzR038d6MV8RedQjqRJAdLBDwUnJ+rQzbNAjfCUt1nT46OfrzkZ 5R1AIUNcSn9y4n6+cC4BEwCtO+q++X+SB68CVbxkzh5T7ZgNWti1r+GzUbS7x2nl Ownx+ATwcKzsi7/jGcM6nJkcgOY2DL7b6V7tLP1X785zlHpx8oTCmp29yj4NQHIv H4Vlt1+a2cZo8tcSDxCskZnT1LJY7Vvs1wpdXjKHvAx8O938TGnQaW9SeqUzJayK WKSYLAcah+884DehCQbirhSTDzWNIHvO64s6tQIDAQABo1AwTjAdBgNVHQ4EFgQU 38efDlnwJhZ9Zckna0QKhC0xfQwwHwYDVR0jBBgwFoAU38efDlnwJhZ9Zckna0QK hC0xfQwwDAYDVR0TBAUwAwEB/zANBgkqhkiG9w0BAQUFAAOCAQEAtY54XMdQJcri 4ONM6JMgjqp+d8N9fekO4qtInQiGnU4OcG4hiAePgA6kk1E0KCypcU4SnzRGO7WS Cjqc/x9y0Wp5ivKNq/RMkjFfUiuxqI3dbf1ZjbPlBijA8ch0WOk7KcOi65S1WAY6 WThtXc67hbwRQoWBpvcHQtx2J9zE/UPTE5VgkfeqkxIZBXYgdG6reIaFIldv29lO S8rVxrIcDsCrmZPohLCfNX1SC1WNDiFJGoszjYUZKnX0d81IzszG+WbIXn+pQVzC b0w3Tbtk6D60fC11eUPPqLfcAVZCq9x4+9lYb06ehZPASIiLsLXNTbQﬁ2z/rPBU QcS3HU1ARg== -----END CERTIFICATE-----

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© JAMF Software, LLC UPN="$(/usr/bin/openssl asn1parse -i -dump -in /tmp/temp.pem -strparse \ $(/usr/bin/openssl asn1parse -i -dump -in /tmp/temp.pem \ | awk -F ':' '/X509v3 Subject Alternative Name/ {getline; print $1}') \ | awk -F ':' '/UTF8STRING/{print $4}')" Getting UPN from Certiﬁcate

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© JAMF Software, LLC /bin/cat > "/etc/SmartcardLogin.plist" << 'Attr_Mapping' TrustedAuthorities SHA-256_HASH_GOES_HERE AttributeMapping ﬁelds NT Principal Name formatString Kerberos:$1 dsAttributeString dsAttrTypeStandard:AltSecurityIdentities Attr_Mapping

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© JAMF Software, LLC #!/bin/bash if [ -f /etc/SmartcardLogin.plist ]; then if [ $(for user in $(dscl . list /Users UniqueID | awk '$2 > 500 {print $1}'); do dscl . read /Users/$user AltSecurityIdentities 2>/dev/null | grep @jamf.com; done | wc -l) -gt 0 ]; then echo “True" else echo "False" ﬁ else echo "False" ﬁ

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© JAMF Software, LLC Jamf Pro Enforcement - Scoping Smartcard Authentication Configuration Profile Smartcard Enforce Configuration Profile Target All Managed Clients Smartcard-enforce Exclusion Smartcard-enforce None

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© JAMF Software, LLC #!/bin/bash pamSudo=$(grep -Ec '^(auth\s+sufficient\s+pam_smartcard.so|auth\s+required\s+pam_deny.so)' /etc/pam.d/sudo) pamLogin=$(grep -Ec '^(auth\s+sufficient\s+pam_smartcard.so|auth\s+required\s+pam_deny.so)' /etc/pam.d/login) pamSu=$(grep -Ec '^(auth\s+sufficient\s+pam_smartcard.so|auth\s+required\s+pam_rootok.so)' /etc/pam.d/su) if [[ "$pamSudo" = "2" ]] && [[ "$pamLogin" = "2" ]] && [[ "$pamSu" = "2" ]]; then echo "Compliant" else echo "Not Compliant" fi Extension Attribute