If you're looking for a Cofense alternative, Proofpoint is definitely worth considering. It has a broad cybersecurity suite with multiple threat detection methods and adaptive email data loss prevention (DLP). Its suite of products includes email security, security awareness training, and intelligent compliance, so it's a good fit for government, financial services and healthcare customers.
Agari also has advanced email protection with machine learning models. Its suite includes Cloud Email Protection, Suspicious Email Analysis, Security Awareness Training and DMARC Protection. Agari's products work in cloud, on-premises and hybrid email environments, so it's a good option for companies large or small.
Last, Abnormal is notable for its human behavior AI to thwart attacks like credential phishing and business email compromise. It can be integrated with cloud email providers and offers a variety of products to assess email security posture and protect against email attacks. That makes it a good option for companies that want an integrated and easy email protection option.