British company that helps make semiconductors hit by cyber incident

The British company Morgan Advanced Materials, which produces ceramic and carbon parts used in semiconductor manufacturing, filed a cyber security incident notice on Tuesday with the London Stock Exchange.

According to the notice, the company — one of the 350 most valuable businesses listed on the exchange — is “currently managing a cyber security incident after detecting unauthorized activity on its network.”

The nature of the attack has not been disclosed, but Morgan said it had taken precautionary measures within …

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