Collaborate Disseminate
Sender Policy Framework and DomainKeys Identified Mail are two techniques that can be used to limit the amount of spam in inboxes.
The post Understanding the SPF and DKIM Spam Filtering Mechanisms appeared first on Security Intelligence.
Continue reading Understanding the SPF and DKIM Spam Filtering Mechanisms
I’ve seen a similarity in most of the SPAM mails I receive, that majority of them are sent from Hotmail accounts and specifically from hotmail.co.uk domain.
Another thing that I noticed is, the content of the mail claims to … Continue reading Why SPAM mails have UK Contact Addresses and Emails?
Imagine a scenario where a 4-digit pincode needs to be delivered securely to an end-user. Several possibilities exists:
Pin mailer (this seems to be standard according to ISO 9564-1)
SMS
Email
Email a unique link, which can… Continue reading Pin delivery: SMS, mail, or pin mailer?
Someone is using my Google Apps Email ID to send spam messages and I’ve received 2000+ undelivered and autorespond emails.
I have no idea how to block this because the spammer is also using my email as reply-to email.
I heard someone say that ethernet connection is vulerable if someone can connect to your LAN, and that the traffic isn’t encrypted in the way it might be if you’re using WPA wifi encryption. Is this true? And should I stop … Continue reading Is it easier to eavesdrop on Ethernet connection rather than WiFi?
I’ve been working on a little project, and the goal right now is to spoof an e-mail address. That simple, but doing it in an elegant way.
I’ve done the following: Using Kali on a VM (in VirtualBox), I downloaded sendmail and used it with s… Continue reading "Something went wrong.. Try again" sendmail with SEToolkit in Kali behind TOR [closed]
If I understand the SPF Record Syntax correctly, any machine with an IP that points to my-domain.com can send email as if it’s from my-domain.com if I’m using ptr in my SPF record.
Anyone can create a PTR record for his IP(s).
Then isn’t i… Continue reading Is a ptr mechanism in an SPF record secure?
Apart from SPF, what else can be done to stop hackers from spoofing your company’s email addresses?