GreatHorn is a cybersecurity company that helps organizations detect and prevent spear phishing and credential theft attacks automatically. The first and most powerful solution for stopping business email compromise, domain imposter, and whaling attacks, GreatHorn is natively integrated into Google Apps and Office 365, deploys in 15 minutes, and requires no changes to your existing mail routing or email gateway.
“Incorporating GreatHorn into our daily work lives was seamless, and there was no downtime incurred by our users.”
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