Technical basics
3.8 Security functions
SCALANCE SC-600 Web Based Management (WBM)
64 Configuration Manual, 10/2021, C79000-G8976-C475-03
subnet by the OpenVPN server. The IP packets (layer 3) are routed between the
virtual tunnel interface and the LAN interface.
• TAP device: Bridge Mode
For operation in flat networks. External and internal interface are in the same IP
subnet.
Authentication method
• Certificates: CA certificate and device certificate
The use of certificates is an asymmetrical cryptographic system. Each node (device)
has a secret, private key and a public key of the partner. The private key allows the
device to authenticate itself and to generate digital signatures.
• User name / Password
Access is restricted by a user name and a password.
Encryption methods
The device also supports the following methods:
• BF CBC
• AES128 CBC
• AES192 CBC
• AES256 CBC
• DES EDE3
3.8.7.3 VPN connection establishment
The device supports the following options for establishing a VPN connection.
• IPsec VPN: Security > IPsec VPN > Connections (Page 327)
• OpenVPN: Security > OpenVPN > Connections
• SINEMA RC: System > SINEMA RC (Page 227)
IPsec
OpenV
SINEMA
The device is "active", in other words, it attempts to
establish a connection to a partner. The partner is
addressed using its configured WAN IP address or
the configured FQDN.
The device is "passive", in other words, it waits for
the partner to initiate the connection.
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