certificate

Microsoft’s guidance on Windows Secure Boot key creation and management is a clear signal: organizations and advanced users must prepare now for a multi-year certificate rollover that touches firmware, OS variables, and update pipelines — and that preparation requires coordinated firmware...

Urgent: What CVE-2025-55229 Means for Windows — A Deep Dive for Admins and Power Users By WindowsForum.com Staff Reporter — August 21, 2025 Summary — quick take Microsoft has published a vulnerability tracked as CVE-2025-55229 that affects Windows certificate handling: an improper verification...

Microsoft’s security advisory confirms a use-after-free flaw in the Remote Access Point-to-Point Protocol (PPP) EAP-TLS implementation that can allow an authorized local attacker to elevate privileges on affected Windows systems, and administrators must treat this as a priority patching and...

Hi, I have developed a python based application for windows 10 and I created a setup exe for installation into Program Files (x86) folder via inno setup tool. My problem is whenever I execute my setup.exe file on another windows device, SmartScreen shows "Microsoft defender SmartScreen...

Hello, I am using a Windows server 2019 with IIS and active websites, for some reason when i enter a website that exits in our IIS with HTTPS with valid R3 certificate from our server it loads an expired certificate ( i have tried Chrome Edge and Mozilla to test this). I entered me certificate...

Hi We relocated our server to another town/city and now our sstp VPN doesnt work, all that has changed is a new external IP address, we have put a NAT rule in for 443 in the new firewall at the new office. Is this a certificate issue? Do you have to tell the certificate which exteral IP address...

When i try to visit microsoft.com to get update fixes and to update my account I get the error message that my connection is not private and the certificate has been revoked. This happened when I tried to go to the bitdefender.com website to install the security software that I have purchased...

I have smart card USB token, and when I need to enter password to sign in document with certificate, Windows security form only gives me PIN field to enter, I cant see the user name of certificate, which is really annoying. Is there a way to display user name of certificate when displaying PIN...

Hello friends I am using windows7 service pack1 while installing .net framework 4.5 or higher version error showing "the timestamp signature and or certificate could not be verified or is malformed" . Please help me to solve this issue.

Hello, I need help troubleshooting a special connection with an institution. I am not a web expert. I need to install web certificates to access a specific website for an institution. I have read 3 of their manuals for how to do this, but I have been unsuccessful. I have contacted their...

Hello All, I have windows 8.1 pro, Before 4 years my friend did clean install of windows 8.1pro from windows 7 , I have 5-6 documents which i had encrypted with efs . My friend forgot to take back up of efs key certificate, Now i can't open without efs key certificate, Please help me to...

The error message [Wed Nov 20 10:25:06.735767 2019] [ssl:warn] [pid 11332:tid 648] AH01909: www.example.com:443:0 server certificate does NOT include an ID which matches the server name [Wed Nov 20 10:25:07.110680 2019] [ssl:warn] [pid 11332:tid 648] AH01909: www.example.com:443:0 server...

Original release date: January 14, 2020 Summary New vulnerabilities are continually emerging, but the best defense against attackers exploiting patched vulnerabilities is simple: keep software up to date. Timely patching is one of the most efficient and cost-effective steps an organization can...

I'm learning window ad-certificate using some document but that is change the Validity Period Units value so I search the that but I couldn't found what is that value. The document is change the value "4" from "2". It is have some mean ? I found the what is Validity Period but, I didn't find the...

Attention: windowsForum members: Included with this post are four Paint 3D tempsnip image files ( below ), plus a Paint 3D tempsnip image-file attachment, for your consideration. They are: This one shows one of my Dynu.com domain names ( i.e., "theholybible1.ddnsfree.com" - enclosed in a...

Windows defender and windows update, cer. expired. Non of the Windows apps are working , so i have uninstalled most of them , using PowerShell admin. In my opinion, most Microsoft stock apps are useless, so no big deal. However, the same can not be said for the Windows Defender. When getting...

for windows-server2016 its quite easy using " New-SelfSignedCertificate -certstorelocation cert:\localmachine\my -dnsname "myCertificate" -Signer $rootcert " command with $rootcert having another self-signed certificate however for windows server 2012 R2, -Signer parameter does not exist. I'm...

I am writing to explain my issue that I installed ssl certificate, then I decided to delete the ssl certificate but after I deleted it I found that my site fails to signing in. The attached error is appear when I try to sign in by any user but the site still working normally if i use it without...

Original release date: March 16, 2017 Systems Affected All systems behind a hypertext transfer protocol secure (HTTPS) interception product are potentially affected. Overview Many organizations use HTTPS interception products for several purposes, including detecting malware that uses HTTPS...

Hello everybody since my upgrade from windows 7 to windows 10 I have following problem with outlook 2016. I get a warning that the certificate from the server can not be checked and then I have to click the yes button to agree to continue using this server, otherwise my mail is not downloader...