While messaging apps may have become more popular over the last ten or so years, email remains an essential method of communication, particularly for businesses. Despite its widespread use, there are many security problems associated with regular email: Message Tampering False messages are a significant threat, particularly regarding business and legal issues. Imagine someone else […]
Spam messages coming from… your own email? This may sound like a cheesy movie plot, but this form of spam, known as “spoofing,” can have horrifying consequences if they result in compromised security, stolen data, or malware on your company’s machines. Read on to find out how to snuff out spoofing and help everyone avoid […]
Data Loss Prevention (DLP) describes a plan for companies to control the sending of sensitive data. E.g. this can include controls to stop the flow of sensitive data or to ensure that sensitive data is always well-encrypted (for compliance) when sent. In the context of email, DLP is usually achieved through the following formula: Construct a […]
We have long held that leaving it to each sender/employee to properly enable encryption for each sensitive message (a.k.a “Opt In Encryption”) is too risky. Why? Any mistake or oversight immediately equals a breach and liability. Instead, LuxSci has always promoted use of “Opt Out Encryption,” in which the account default is to encrypt everything unless […]
In previous posts we have examined how hackers and spammers can send forged email and how it can be extremely difficult to differentiate these messages from legitimate messages. We have looked at the various common techniques for anti-fraud such as SPF, DKIM, and DMARC and seen that, while these technologies can help a lot, they all have limitations; they all […]
