To make networking more modular OSI has broken down networking into 7 layers. The top 4 Host layers happen in a computer in the Application or Operating system. The bottom 3 Media layers happen in a networking device like a NIC, Switch, Router, or Firewall. I’m going to use an application called Ping to send …
2FA does increase website security but don’t think this makes you purely Safe. Web pages were originally designed to be state-less when they only showed public information. As the technology advanced, they became more complex and included private information and we needed to logon to see information that is only for our eyes, or to …
Make sure your Yubikey 4, SmartCards and TPM chips are made AFTER 2018. Infineon generated RSA keys 2048 and smaller (most of them) were flawed in a way that made it ridiculously easy to derive the private key from only the public key. google search 2017 ROCA vulnerability
Applications look like they are published correctly but don’t show on the main web page when a user logs in . fix this This could be a clue Re-download your certificate from your provider (Go Daddy whoever) Import the certificate into the certificate store Export the certificate as a .pfx file, you will need to …
create a .bat or .cmd script with the following lines in it. I called mine PowershellPS1-Disassociate.cmd : This script prevents file-less malware from running by associating : powershell and visual basic extensions with notepad: original associations in comments: assoc .ps1=Microsoft.PowerShellScript.1: assoc .VBE=VBEFile: assoc .vbs=VBSFileassoc .ps1=txtfileassoc .VBE=txtfileassoc .vbs=txtfile after you create the script, save and run …
Preventing file-less malware the cheap and hacky way Read More »
When trying to delete a user the Delete button can be Greyed out. A user can’t be deleted until they are removed from all groups and rules. The far right column in the users screen is Ref which gives a number of groups that user is a member of. Click on the number, remove the …