Method for accessing remote server and system thereof

A remote server access method of a client, the method comprising:

• transmitting, to an application server of a service network, a message for requesting an access to a target server of a target network;
• receiving, from the application server, one or more token information for accessing the target server;
• generating multiple tunnels between the client and a bastion server of the target network based on the one or more token information;
• and
• accessing the target server in the target network using the generated multiple tunnels.

A client comprising:

• at least one processor configured to execute a plurality of operations for a remote server access;
• and
• at least one memory configured to store a plurality of instructions for executing the plurality of operations,
• wherein the plurality of operations comprise:
• an operation of transmitting, to an application server of a service network, a message for requesting an access to a target server of a target network;
• an operation of receiving, from the application server, one or more token information for accessing the target server;
• an operation of generating multiple tunnels between the client and a bastion server of the target network based on the one or more token information;
• and
• an operation of accessing the target server in the target network using the generated multiple tunnels.