Security management for cloud services

A management node in a public domain of a communications network comprising:

• an input arranged to receive a request message associated with a user for a resource provided by at least one service provider node in a public domain of the communications network;
• a processor arranged to authorize the request message using information at a private management system in a private cloud of the communications network associated with the user;
• the processor being arranged to enable access to the service provider node if a check is successful;
• an output arranged to send a message to the service provider node to inform the service provider node that the request message is available at the management node;
• and
• the processor being arranged to allow the service provider node to collect the request message from the management node.

One or more non-transitory computer-readable storage media storing computer-readable instructions that when executed by a processor of a computer cause the computer to perform acts at at least one management node in a public domain of a communications network, the acts comprising:

• receiving a request message associated with a user for a resource provided by at least one service provider node in the public domain of the communications network;
• authorizing the request message using information at a private management system in a private cloud of the communications network associated with the user;
• enabling access to the service provider node if a check is successful;
• sending a message to the service provider node to inform the service provider node that the request message is available at the management node;
• and
• allowing the service provider node to collect the request message from the management node.