<ul><li>A group lobbying on behalf of Exxon Mobil is allegedly being investigated for hack-and-leak operations targeting critics of the oil industry.</li><li>Over 500 email accounts were attacked in an apparent effort to stifle investigations and lawsuits against Exxon Mobil.</li><li>Environmental groups are calling for an investigation into the hacking and for greater accountability on Exxon Mobil.</li><li>Exxon Mobil denies involvement and condemns hacking if it took place; the implicated group denies hacking allegations as well.</li></ul>

Environmental groups may have been targeted by Exxon lobbyists in hack-and-leak operations

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