Ensuring SMTP Security: Protecting Your Username and PasswordRecently, I've been studying SMTP and have written a program that utilizes socket programming to send emails via extended SMTP (RFC2554). One concern…
Should I Click on Links in Emails? Explained in Simple Language Having a link or having the file directly does not actually make much of a difference. The link can…
Why Do Certain Sites Not Send Newsletters to Anonymous Mail Addresses? I use an "anonymous" mail address (cock.li provider in my case). I have found that mainstream news sites in…
Understanding Weird Character Sequences in Email Subjects I've noticed that the subject in one of the spam emails looks like this in source: Subject: Offe=?UTF-8?Q?=EF=BB=BF?=r fr=?UTF-8?Q?=EF=BB=BF?=om C=?UTF-8?Q?=EF=BB=BF?=redi=?UTF-8?Q?=EF=BB=BF?=t On=?UTF-8?Q?=EF=BB=BF?=e Ba=?UTF-8?Q?=EF=BB=BF?=nk=?UTF-8?Q?=EF=BB=BF?==?UTF-8?Q?=EF=BB=BF?= but…
Verifying Senders of Earlier Emails in a Chain If you receive an email chain containing replies, forwards, etc., it may be possible to verify the sender of other (earlier) emails…
How to Avoid Emails Ending up in the Spam Folder While Vini7 is right about DKIM not being required, I'm afraid he is incorrect as to why. First, understand that…
What Information Can Be Gained from an Email Header? An email header contains valuable information that can be used to track a sent mail. Some of the most useful headers…