Collaborate Disseminate
My laptop got stolen. The police found it at the airport the next day, apparently undamaged. Login screen with user selection seems unchanged. I’m worried that the thief could’ve installed malware and left the laptop to be found intentiona… Continue reading Stolen laptop recovered: best practices [duplicate]
Having some trouble communicating with our SharePoint Online (SPO) site.
I am simply going to a browser (IE v11) on a Windows Server 2012 R2 VM and navigating to the SPO home page.
In Wireshark I see this trace where <ip_SPO> is the … Continue reading TLS1.2 Handshake to SharePoint Online Failing from Windows Server 2012 R2
The other day I was using Google News, clicked a Politico link, and got a popup saying Google had selected me to get a free iPad if I answered some survey questions. I didn’t fall for it but I had never gotten anything like this before on … Continue reading Spam popup using Google news
Based on my research the best USB device can do is to trick the OS believing its device type A while it is device type B.
However it can never auto install a custom driver or auto execute a program/command when plugged in given that auto p… Continue reading How does USB device run exe program when plugged in
Can I please get some help in understanding the representation/connection between the issuer key structure, such as the one here:
{
"kty": "EC",
"d": "6RDoFJrbnJ9WG0Y1CVXN0EnxbuQIgRMQfzFVKogbO6c&q… Continue reading Elliptic Curve Encryption Algorithm:ES256, Curve: P-256 Format representations
I am setting up dmarc and receiving reports.
Part of the report includes the IP address of my centos cpanel server which fails dkim and spf.
<source_ip>123.45.67.89</source_ip>
<count>1</count>
&… Continue reading Are spf and dkim necessary for a server IP address?
My company sends around 1M emails per month through various providers (Sendgrid etc.). One of emails we send is a "sign up" email, which contains a link for a user to finish registering their account.
This morning around 5:21am w… Continue reading Email server compromise?
I run a web site and email server for purely personal purposes on a VPS. I created
a self-signed cert for the server and installed the relevant CA cert as a profile
on my iPhone as well as on desktop Firefox. This has worked fine for a l… Continue reading Has Fortinet issued a TLS cert for my domain?
This question has been burning in the back of my head for the past few days, and a quick Google search doesn’t yield any usable results.
As the title suggests: What is the easiest-to-understand post-quantum asymmetric cryptographic algorit… Continue reading What is the simplest post-quantum asymmetric cryptographic algorithm?
If there would be any backdoor in recent Intel CPU’s, then it should send and receive data secretly.
Isn’t it possible to easily debunk this conspiracy theory by implementing a third physical device between the computer and the router to … Continue reading Is it possible to debunk Intel Management Engine conspiracy theories using a data usage monitor device?