Collaborate Disseminate
My friend opened an .eml file from an email attachment that appears to be compromised.
We would like to understand what exactly happened after the script was executed. What does the following code do? What do we need to worry about?
(I sho… Continue reading Malicious email attachment analysis [closed]
Recently I discovered there are malicious emails (with HTM attachment) in the Sent folder of an @hotmail account to some unknown recipients in (Outlook app in iPad). I immediately proceed to change the password and enabled 2FA to block una… Continue reading Malicious email in Outlook Sent folder, could it be a clickjacking exploit? [closed]
I have received a pdf document as an college exam submission via the educational platform Blackboard, and I have strong reasons (based on the content of the exam itself) to believe that the student didn’t solve the exam on their own. I dec… Continue reading What would set the owner field in PDF metadata to an email address?
Today I received an e-mail to my GMail account with just an image attached, empty subject and body. E-mail came from another GMail account, with SPF and other checks passed. Sender account differs from mine only in one letter, and that let… Continue reading E-mail with just an image attached: could it be an attack? [closed]
I sign my emails using PGP/MIME through Thunderbird. The scheme creates a detached signature of the whole email (body and headers), and add it as a separate attachment. The signature is valid for that email, and only for that email because… Continue reading Prevent PGP Signature from being Forwarded [closed]
Email exchange is not a secure means of communication despite using SSL to connect to (all/most?) the email providers.
What I am not sure though, is what is a good way to send important information via email in a secure way if the recipien… Continue reading Sending securely attachments over email
I receive pdfs that could be malicious. Is it safe to view them within Gmail? What about DocHub? Is that the same as ‘opening’ them? (FYI I use Firefox as a browser)
Continue reading Can I safely view a malicious PDF in gmail or dochub? [duplicate]
I was checking my gmail account spam folder and I noticed an email sent by a known sender.
I thought it was flagged as spam by mistake so I opened it. Then I realized the content is the same as another email I sent the same person about a … Continue reading How to determine if a PC is safe after receiving a suspicious email message
I’ve heard of too many horror stories of people opening a seemingly innocent docx or pptx file that they’ve got from a business partner, only to find out that it had embedded malware inside. What should a security conscious person do if th… Continue reading How I can read and handle MS Office documents, such as doc/ppt files, securely?
It seems that a new trend has emerged in the past few weeks. While users are (meanwhile) aware that an unexpected mail with subject "Your invoice" or "Your delivery" is suspicious, it seems that nowadays such attempts m… Continue reading New trend? Recognizable and specific subject in Spam / malware mails