11 Warning Signs Your Windows PC May Have Been Hacked

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Cybersecurity experts have outlined 11 key indicators that a Windows PC may have been compromised by hackers, noting that intrusions are not always immediately obvious. Warning signs include a cursor moving on its own, windows opening or closing without user input, security software disabling itself unexpectedly, and unknown processes consuming high CPU or memory resources. Unusual network activity — such as a constantly blinking network light during idle periods — may also indicate that malware is communicating with remote servers. Users are advised to check Task Manager for unfamiliar processes, inspect startup entries, verify that Windows Defender is active, and scan suspicious IP addresses using tools like VirusTotal. Experts caution that some of these symptoms can also stem from hardware faults or software bugs, so further investigation is recommended before concluding a system has been hacked.

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