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Secure by default: Deriving IP addresses 

Secure by default: Deriving IP addresses  Your specific security context determines the network structure and also the IP addresses. To assign the IP addresses that are suitable for you, you must derive them from your security context. The following is an example security context that you must… Read More

Secure by default: OPC UA® security compliance list 

Secure by default: OPC UA® security compliance list  Note: You must always use sign & encrypt. OPC UA® Server Profile: Embedded 2017 UA Server Facets: Global Certificate Management Server Facet User Token – User Name Password Server Facet SecurityPolicy: Available as sign and as sign &… Read More

Secure by default: Generating self-signed HTTPS certificates in the WBM 

Secure by default: Generating self-signed HTTPS certificates in the WBM  Log in to the WBM.  Return to topicHow do I get to the WBM again? Click here for more information…  Establishing a connection to the Web-based Management (WBM2): Open a web browser on your computer. Read More

Secure by default – Starting up

Secure by default – Starting up The starting up of a PLCnext Control in a security context includes the following steps:  Checking the device Deriving IP addresses Assigning IP addresses Checking the integrity state Creating users Configuring TLS Generating self-signed HTTPS certificates in the… Read More

Secure by default: Checking the device

Secure by default: Checking the device Note: If you have installed firmware 2025.0 and activated the Security Profile in the previous firmware version, you must perform a reset 1 after the update. Log in to the WBM.  Return to topicHow do I get to the WBM again?… Read More

Secure by default: Checking the integrity state 

Secure by default: Checking the integrity state  Checking the integrity state depends on your particular PLCnext Control. Therefore, please note the information for your respective PLCnext Control.     • Published/reviewed: 2026-02-23 • Revision 021 •     … Read More

Secure by default: Configuring Netload Limiter

Secure by default: Configuring Netload Limiter You configure the Netload Limiter on the Network page (Configuration → Network) in the WBM.  Log in to the WBM.  Return to topicHow do I get to the WBM again? Click here for more information…  Establishing a connection to the Web-based… Read More

Secure by default: Checking SD card settings 

Secure by default: Checking SD card settings  For BPC 9102S and RFC 4072S  When using a BPC 9102S or RFC 4072S, the use of an external SD card is mandatory. In a security context, you must use encrypted SD cards.  Make sure that you only use an encrypted SD card.  For further information, refer to… Read More

Secure by default: Security logging 

Secure by default: Security logging  Log in to the WBM.  Return to topicHow do I get to the WBM again? Click here for more information…  Establishing a connection to the Web-based Management (WBM2): Open a web browser on your computer. In the address field,… Read More

Secure by default: Resetting with reset type 2

Secure by default: Resetting with reset type 2 Disconnect the power to the controller. Press and hold down the reset button with a non-conductive, pointed object. Hold down the reset button and switch the supply voltage of the controller on. Press and hold the reset… Read More