By Carolyn Cohn and Noor Zainab Hussain LONDON (Reuters) – Munich Re is planning new wordings in cyber insurance policies to exclude war, to avoid disputes over what is covered, the reinsurer’s top cyber underwriter told Reuters. Russia’s invasion of Ukraine has raised fears of cyber attacks, with the risk that Western businesses or government institutions could be targeted. Most cyber policies cover companies against business interruption losses and the repair of hacked networks following a cyber attack, but exclude war. However, grey areas in the wordings leave insurers open to claims as a r…