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replying to an email
December 26, 2023 • By Erik Kangas

Are Replies to Encrypted Emails also Secure?

Sending HIPAA-compliant emails is easy when you use an encryption solution like LuxSci. But what happens when someone replies to an encrypted message? Are the replies also secure? This is primarily a concern when using SMTP TLS as a secure means of email delivery.  This article will explain how messages are sent securely, how replies […]
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implementing DMARC in DNS
December 19, 2023 • By Erik Kangas

Preventing Email Forgery Part Three: DMARC

In our previous two posts in this series, we examined how SPF and DKIM can help limit forged email messages by looking at the IP address and validating if the message was sent from an approved source based on digitally signed messages. We found that while SPF and DKIM can effectively prevent email fraud and […]
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email alert warning
December 19, 2023 • By Erik Kangas

Preventing Email Forgery Part Two: DKIM

In our next post in this series, we look at another way to prevent forged email: DKIM. By using encryption techniques and digital signatures, the sender’s servers can transparently “sign “a message so that you can verify the source and ensure the message has not been modified. DKIM works together with SPF to stop fraud […]
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spam warning on laptop
December 19, 2023 • By Erik Kangas

Preventing Email Forgery Part One: SPF

Some of the most dangerous cybersecurity threats originate with email, costing businesses millions of dollars annually. How can you increase your email security and prevent email fraud? In this series, we will look at how to use DNS records to prevent email forgery. The first and simplest method is SPF – Sender Policy Framework. Below,...
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