SECURITY

Hi All,

Microsoft has published several Blog Articles on the Exchange Team Blog, that they will throttle then block old and unpatched on-premises Exchange Servers.

Hi All,

A few years ago, i have already written an Article how to Enable DKIM in Exchange Online.

Hi All,

You might think that only Domain Administrators are able to add Computers to the Active Directory Domain. But that’s not true.

Hi All,

I’ve published a new Swiss Domain Security Report Q4 2023 to rise awareness about the available Security technologies around Domains and Mailsecurity. It shows the adoption of diffrent technologies for the whole .ch TLD (Top Level Domain).

Hi All,

It’s again Patchday and Microsoft has released Security Updates for Exchange 2016 and 2019.

Hi All,

My old TLS Certificate from GoDaddy has expired a few Days ago. I have already used “Let’s Encrypt” Certificates for Exchange in some Test Environements.

Hi All,

It’s again Patchday and Microsoft has released Security Updates for Exchange 2016 and 2019.

Hi All,

A few Days ago, i have received an update for my OnePlus 9 Android Smartphone. It includes the Android 2023.09 Security Updates.

Hi All,

I’ve had an interesting Use Case some Weeks ago.

Hi All,

Gain visibility with DMARC

In the current digital era, email has become a crucial component of both our personal and professional lives. However, with the sophistication of cyber threats rising, it is more important than ever to ensure the security and legitimacy of email communications.

Hi All,

It’s again Patchday and Microsoft has released Security Updates for Exchange 2016 and 2019.

Hi All,

I’ve tried to register a Yubikey 5 NFC with my Android OnePlus9 (has Android 13 installed).

Hi All,

VMware has released a Security Advisory for VMware Tools

Hi All,

In Microsoft Code 1.79, there has been an update that fixes a security issue.

Hi All,

Yesterday, Microsoft has released new Exchange Security Updates. Read more at the Blog Post from the Exchange Team

Hi All,

Lately KeePass was in the Press because of the Security Eploit below.

Hi All,

Just a few Hours ago, the Microsoft Defender for Office 365 Recommended Configuration Analyzer (ORCA) 2.5 was released to the PowerShell Gallery.

Hi All,

In 2015 i wanted to know how many SMTP Servers used STARTTLS, SPF, DKIM, DMARC. I’ve programmed a Webspider with PowerShell and collected about 100'000 Domains. Then made another Script that queried those domains and made SMTP Connect to find out if STARTTLS was in the ELHO Response. The Result was a Report of about 100'000 Domains from the .ch Top Level Domain.

Hi All,

In this Blog Article i show you how you can enable Hybrid Cloud Kerberos Trust. So you can use Windows Hello for Business (WHfB) to authenticate with Kerberos to your OnPremise Active Directory Resources.

Hi All,

Recently my Colleque Tobias Asböck made me aware of the HTTP Security Headers.