Tag Archives: security

security

Security – Microsoft PC manager.

Microsoft PC manager, a good way to protect your personal computer and optimize performance. PC manager provides PC cleanup, antivirus, windows update makes … the official webpage.

Security – TCPView tool.

TCPView is a Windows program that will show you detailed listings of all TCP and UDP endpoints on your system, including the local and remote addresses and state of TCP connections. On Windows Server 2008, Vista, and XP, TCPView also reports the name of the process that owns the endpoint. TCPView provides a more informative… Read More »

Security – about TrendMicro software results.

In this article, I wrote about TrendMicro software. Today, I will show you the result of web scans in this short period. I would add that not all antiviruses that have internet security that I have tested over the years and in my experience have performed as well as this software.

Web – Android development changes about Data Safety section.

Effective July 20, 2022: We’re adding a new Data Safety section to the User Data policy where developers must provide accurate information related to personal or sensitive user data their apps collect, use, or share. All apps must also post a privacy policy in the Google Play Console and within the app itself. See this webpage.… Read More »

PowerShell tips – part 024.

You can access the certificate store using MMC or using CertMgr.msc command. This will show you all certificates in the Local Machines Personal Store:

PS C:\Users\catafest> Get-ChildItem -path cert:\LocalMachine\My

1	PS C:\Users\catafest> Get-ChildItem -path cert:\LocalMachine\My

This will show info about one certificate result on the first PowerShell command:

PS C:\Users\catafest> Get-ChildItem Cert:\LocalMachine\My\XXX | Select @{N='StartDate';E={$_.NotBefore}},
>>    @{N='EndDate';E={$_.NotAfter}},
>>    @{N='DaysRemaining';E={($_.NotAfter - (Get-Date)).Days}}
>>

StartDate                  EndDate                                DaysRemaining
---------                  -------                                -------------
6/2/2019 8:17:27 AM        6/2/2022 8:17:27 AM                              -24

PS C:\Users\catafest> Get-ChildItem Cert:\LocalMachine\My\XXX | Select @{N='StartDate';E={$_.NotBefore}},

>> @{N='EndDate';E={$_.NotAfter}},

>> @{N='DaysRemaining';E={($_.NotAfter - (Get-Date)).Days}}

StartDate EndDate DaysRemaining

--------- ------- -------------

6/2/2019 8:17:27 AM 6/2/2022 8:17:27 AM -24

Also, you can test many PowerShell commands about certificates, like:

PS C:\Users\catafest> Get-PSDrive cert | ft -AutoSize
PS C:\Users\catafest> Get-ChildItem Cert:\LocalMachine\Root\ | where{$_.Friendly
Name -eq 'DigiCert'}
...

PS C:\Users\catafest> Get-PSDrive cert | ft -AutoSize

PS C:\Users\catafest> Get-ChildItem Cert:\LocalMachine\Root\ | where{$_.Friendly

Name -eq 'DigiCert'}

...

For the remote servers, we… Read More »

Security – clean and flush your internet settings.

By default, most operating systems will cache IP addresses and other Domain Name System (DNS) records in order to fulfill future requests more quickly. I type in http://free-tutorials.org in my browser’s address bar for the first time, and the browser has to ask DNS servers where to find the site. That information, the browser can… Read More »

Security – QUIC and web browsers.

Originally announced in 2013, QUIC (Quick UDP Internet Connections) is an experimental network protocol, which runs on top of the UDP protocol and is usually requested through port 443 with an Alternative Service HTTP request header flag. … QUIC requests are often made through the same port (443) that is used for TCP requests. The… Read More »

Security – PVS‑Studio.

The development team comes with this intro: PVS‑Studio is a static analyzer on guard of code quality, security known ad SAST, and code safety. PVS‑Studio detects various errors – typos, dead code, and potential vulnerabilities (Static Application Security Testing, SAST). The analyzer matches warnings to the Common Weakness Enumeration, SEI CERT Coding Standards, and supports… Read More »