Collaborate Disseminate
I have an outlook account (was hotmail).
I see some suspicious emails in my sent folder, to unkown both in the Thunderbird client and in the Outlook web client, which I did not send.
I already changed my password, worrying that it could … Continue reading Can emails not actually sent by me appear in my "sent" folder?
If you receive an email that looks like it’s from one of your friends, just beware! It’s possible that the email has been sent by someone else in an attempt to compromise your system.
A security researcher has discovered a collection of vulnerabilitie… Continue reading MailSploit — Email Spoofing Flaw Affects Over 30 Popular Email Clients
Today I received an email from another domain with “Test” as a topic and “test mail” as a content. The email address that sent that message to me is composed of the first letter of my first name and my full last name. Should … Continue reading Received mail from other domain but with my last name in the address. Should I be worried?
We have white-listed full domains and that creates uncertainty i.e. myservice.com
Anyone can send spam mails and we can’t block it.
We have white-listed specific emails / IP addresses and there is no immediate concern.
Our organization had received a phishing email some time ago. The phishing email was sent from a Compromised account within the organization. On seeing the header of the email, it has following Received fields:
Received: fro… Continue reading Analyzing Received From header of Phishing Email
E-mail forwarding can break SPF, but it should not break DKIM. I want to make a DMARC policy that will evaluate to “pass” when either DKIM or SPF passes, and “fail” when neither DKIM or SPF passes. Is this possible? If so,… Continue reading DMARC policy result when exactly one of SPF and DKIM fails and exactly one succeeds
To prevent fake emailadresses in the display name field, is it possible to hide the display name and show only the email address?
Or is there an even better way to prevent this?
More than three-quarters of the world’s email inboxes are secured against spammers and scammers with DMARC — a set of technical protocols designed to prevent the spoofing of email addresses, according to figures released Tuesday. That’s a big rise from fewer than two-thirds in 2015 — growth driven in large part by the adoption of DMARC by Chinese email and internet providers, according to Dylan Tweney, head of communications at ValiMail, which compiled the figures. “More than 2 billion more inboxes are protected by DMARC” than in 2015, he told CyberScoop, adding “maybe a half to two-thirds” of that growth was down to adoption by large Chinese providers, including NetEase and Tencent. “We are approaching a tipping point for … herd immunity” from phishing and spam, Tweney said, borrowing a concept from immunology. “The more recipients implement DMARC, the more valuable it becomes for senders to adopt.” DMARC, or Domain-based Message Authentication, Reporting and Conformance, is a […]
The post Chinese providers fueling growth of DMARC email security standard appeared first on Cyberscoop.
Continue reading Chinese providers fueling growth of DMARC email security standard
I tried Googling, but did not get a definitive answer. I’m looking for software or services that detect Phishing Emails. I read that some software like Norton, Kaspersky, etc. detect phishing websites, but do they detect Phis… Continue reading Why are there no software or services that detect Phishing Emails? [on hold]
I’m a newbie to computer security. As part of an assignment, I’m supposed to send an email to a given email id ‘E’ which is stored at a mail server ‘S’. I’ve tried initiating a telnet session on port 25 with server S but I’ve… Continue reading How to take care of self-signed certificate error? [on hold]