MacOS X – Managing Gatekeeper (Terminal)

Gatekeeper is a feature available on MacOS X systems to block, by default, any application that is not installed from the Apple Store, for security reasons (all apps on Apple Store are validated and certified by the original developers). Let’s see how to manage this feature on MacOS X systems by accessing to it using command line (using Terminal). Read More …

Excel – Allow Certain Users to Edit Cells Range

Excel offers you an ability to assign user-level permissions to different areas on a protected spreadsheet. You can specify which users (usually local or Active Directory ones) can edit a particular range while the spreadsheet is protected. Read More …

Windows 7 – Windows Server 2008 – Skip the KB4480970 Update (Bug)

The Windows 7 KB4480970 is one of those updates that will bring a lot of pain on multiple Windows 7 and Windows Server 2008 (and probably 2008 R2) systems. This is the first Patch Tuesday of 2019 and is all about security. Read More …

Configure Outlook Junk Mail Filter to stop fake e-mail

The fact is that as long as junk mails has at least a tiny degree of effectiveness, say 0.0001%, spam Read More …

Block viruses ransomware using Software Restriction Policies

Besides antivirus software, another barrier to prevent malware from running on user computers. In Windows environment can be Software Restriction Read More …