OpenVPN

OpenVPN är öppen källkod.

Server

Detta är exempelkonf för remote access med säkerhet i åtanke. Två-faktors-autentisering för inlogg samt TLS-autentisering av paketen. CA-certifikatet och TLS-nyckeln körs inline i konfigfilen för att det ska bli färre filer att hålla reda på.

server
dev tun
proto tcp
nobind

ca [inline]
cert Server.crt
key Server.pem
auth-

tls-server
tls-auth [inline] 1

keepalive 10 30
cipher AES-256-CBC
persist-key
persist-tun
comp-lzo
tun-mtu 1500
mssfix 1200
verb 3

<ca>
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
</ca>

<tls-auth>
-----BEGIN OpenVPN Static key V1-----
fae4feae672f9e291a40be76ee408106
5ff30defe0d24ca75bbf2c9e542cdfae
35a8cf4c9a642f2e42e94699c33daba1
4f7bf7ee5dca72bf7af51c83dbe87056
c76c7bd287143d826a9d3d140db684b3
763f3d0627fe108685d72ba0b1970ba3
623ccc5fabf652a77884ce0ea0f53765
f9f90b48221280a0ce01c830b103bcc4
c1777fdffdd7249522aac91efeead501
d30ae717734e838d15894a6ad3191851
78c673fffaa81a270de025152a3f7b8e
bd2393b0fa1444a698261f0b15789828
5f7d3e7806c50cea856a40fec6a8506b
03b593a1635d6e829265d71ded3510fb
dbeee76102c73574a7855edaee451d0f
16c46f97c66441da9bcddd2f717672d0
-----END OpenVPN Static key V1-----
</tls-auth>

Klient

Klientkonf som funkar till serverkonfen ovan.

client
dev tun0
proto udp
remote vpn.harsbo.se 1194
resolv-retry infinite
nobind

ca [inline]
cert Klient1.crt
key Klient1.pem
auth-user-pass auth.txt

tls-client
tls-auth [inline] 1
verify-x509-name vpn.harsbo.se name

keepalive 10 30
cipher AES-256-CBC
persist-key
persist-tun
comp-lzo
tun-mtu 1500
mssfix 1200
verb 3

<ca>
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
</ca>

<tls-auth>
-----BEGIN OpenVPN Static key V1-----
fae4feae672f9e291a40be76ee408106
5ff30defe0d24ca75bbf2c9e542cdfae
35a8cf4c9a642f2e42e94699c33daba1
4f7bf7ee5dca72bf7af51c83dbe87056
c76c7bd287143d826a9d3d140db684b3
763f3d0627fe108685d72ba0b1970ba3
623ccc5fabf652a77884ce0ea0f53765
f9f90b48221280a0ce01c830b103bcc4
c1777fdffdd7249522aac91efeead501
d30ae717734e838d15894a6ad3191851
78c673fffaa81a270de025152a3f7b8e
bd2393b0fa1444a698261f0b15789828
5f7d3e7806c50cea856a40fec6a8506b
03b593a1635d6e829265d71ded3510fb
dbeee76102c73574a7855edaee451d0f
16c46f97c66441da9bcddd2f717672d0
-----END OpenVPN Static key V1-----
</tls-auth>