<ul><li>Microsoft CEO Satya Nadella called for a culture change amid the company's security challenges.</li><li>Microsoft has faced a series of high-profile cybersecurity challenges over the past year.</li><li>The company has contended with the global CrowdStrike outage and vulnerability to Chinese hacks.</li><li>Microsoft has accepted responsibility for security flaws, acknowledging breaches by hackers.</li></ul>

Microsoft CEO Satya Nadella says the company needs a 'culture change' after security failures

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