BEIJING HORIZON INFORMATION TECHNOLOGY CO., LTD. (20250158996). METHOD FOR CROSS-DOMAIN ACCESS, DEVICE, AND MEDIUM

METHOD FOR CROSS-DOMAIN ACCESS, DEVICE, AND MEDIUM

Abstract: disclose are a method for cross-domain access, a device, and a medium. the method includes: transmitting an access request of a first component at a first security level to a second component at a second security level; detecting a bus transmission status of the second component; generating an interrupt signal based on the bus transmission status, taking a preset result indicating the bus transmission status is in a preset status as an access result corresponding to the access request transmitted by the second component; performing exception handling corresponding to the interrupt signal, to restore access of the first component to the second component. the access request of the first component can be ended normally, while no exception occurs due to effects of an exception of the bus transmission status of the second component; exception handling can be performed to restore cross-domain access of the first component to the second component.

Inventors:

• Huayi ZHAO of Beijing CN
• Shengjian XU of Beijing CN
• Zhaohui SHI of Beijing CN

CPC Classification:

• H04L63/105: {Multiple levels of security}

Search for rejections for patent application number 18946284