防護(hù)HID攻擊的USB硬件外設(shè)的設(shè)計(jì)研究

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中圖分類號(hào)：TP309.1 文獻(xiàn)標(biāo)識(shí)碼：A 文章編號(hào)：2096-4706（2025）08-0025-05

Abstract： Aiming at the isue that existing operating system security mechanisms can not securely detect and protect the underlying firmwareof USB devices，this research explores howto monitorand prevent HIDmaliciousatack behaviorbased onacomparativeresearch onvarious defense means.Basedonthe STM32FO3 single-chipmicrocomputer，itdesignsahardware peripheralthatcanautomaticallmonitorUSBdevicesandinterceptHDatacksiatimelymaner.Theprotectionalgorithmof thedeviceisesigndandoptiized，andtargetedprotectiontestingexperimentsareonducted.Thexperimentalsultsow thatthe devicecanimplement fcientandautomaticintercption when necesarywithoutafectingthenoraloperationof USB devices，thereby protecting the security of the computer and its internal files.

Keywords： HID attack; Bad USB;USB protection; hardware peripheral

0 引言

研究目的與現(xiàn)狀

信息安全在我們所處的這個(gè)時(shí)代顯得尤為重要，除了來(lái)自熟知的軟件方面的攻擊，硬件攻擊的手段也應(yīng)引起足夠的重視，其風(fēng)險(xiǎn)更高，危害更大，防范手段也很有限。（剩余5406字）