A couple of vulnerabilities in Ikea smart lighting systems can be exploited to make lights annoyingly flicker for hours. While the pair of bugs won’t top the list of security flaws Beijing-backed spies hope to exploit to steal government secrets or wreak havoc on high-value targets, the vulnerabilities could provide some mildly disruptive entertainment for, say, an annoying next-door neighbor looking for some spooky-month hi-jinx.

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