Category Archives: Email

Security and risks associated with electronic mail.

‘Phishing’ Emails With Your Home Address

This article is currently being drafted, and will be added to over time. In the meantime, Sophos have an article that goes into some detail about what is going on here. Some key points :- Don’t click on the encrypted … Continue reading

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Phishing: What To Do In The Aftermath

In the event that you have given away your account details in response to a phishing attack, and either discovered yourself that your account is compromised or you have been told so by IS, then there are some steps to … Continue reading

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Don’t Automatically Trust Email!

Email is a very easy to forge – so easy that if you try to impress a hacker by claiming to have forged email, they’ll fall about the floor laughing. So you should not automatically trust email – there are … Continue reading

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Analysis Of A Phishing Attack

The following is the analysis of a real phishing attack that we have seen, together with some indications of how a phishing attack can be detected. For the impatient, some of those indicators are listed below :- Are you expecting … Continue reading

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Do You Know Email’s “BCC” Header?

There are a number of stories going around at the moment relating to unintentional release of email addresses in terms of allowing third parties access to the email addresses. This is almost always a mistake made by someone who used conventional … Continue reading

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Sending SurveyMonkey Questionnaires Without Being “Spammed”

We recently encountered an issue where somebody attempted to send a questionnaire constructed in SurveyMonkey to a number of students and some deliveries were made to the students’ spam folders. Which is obviously sub-optimal. Unfortunately we do not fully control … Continue reading

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Have You Received An Invoice Spam?

  The following is one of a number of spam messages that I received yesterday; all carefully filed away in the spam folder. To Whom It May Concern, Please find attached an invoice relating to Penalty Charge Notice Number IA54236946 … Continue reading

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Forged @port.ac.uk Emails

As many are undoubtedly aware, there have been a number of instances where email has been forged so that it appears to be from someone with an email address ending in @port.ac.uk. In the cases IS has investigated, the email forgeries … Continue reading

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Mail Diagnostics: Getting The Original View

When dealing with problematic emails, it is vitally important to get a proper view of the message headers. Mail clients (such as the Google Mail client on the web) typically hide this view, and only show the interesting headers such … Continue reading

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Spam via Email

Spam is on the increase. Or it’s on the decrease. To be honest, it’s rather difficult to say which direction spam is going in because it’s continually variable. And because frankly, it is not an interesting topic to worry about … Continue reading

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