In some cases you need to hide group members form Outlook or OWA users . you can hide the members by set “true” value to hideDLMembership Property. You can change the property with the GUI or by using POWERSHELL. For Example, if you have a group with name – “SecGroup” you can set the valueContinue reading “Hide Group Members Exchange”
Author Archives: rafaelit
Skype for Business – The Exchange server won’t let us connect
In Microsoft Skype for Business, you experience one of the following issue : you can’t see the Conversation history on Skype client and you get this error – The Exchange server won’t let us connect. We’re working on fixing the connection. Your history, voice mail and Outlook features might be unavailable. Resolution SHMUEL H.
LiFi – IEEE 802.11bb Standard
IEEE has endorsed the 802.11bb standard, also recognized as LiFi. The IEEE 802.11bb standard defines the physical layer specifications and system architectures for wireless communication using light waves. Instead of using wireless network signals, Li-Fi uses invisible (unnoticeable to the human eye) infrared light to deliver light-based wireless optical connectivity at speeds up to 100Continue reading “LiFi – IEEE 802.11bb Standard”
Reset the Mailbox Cloud-Cache
With Exchange hybrid mode , when your mailbox is still onprem and you are using outlook for mobile, you may have issues with duplicate mail items or calendar items. Sometimes items that were deleted are show on outlook for mobile but not on OWA or outlook for desktop. The problem can get worst if youContinue reading “Reset the Mailbox Cloud-Cache”
Brief on KICS Solution
KICS by checkmarx- Keeping Infrastructure as Code Secure The Checkmarx infrastructure-as-code engine (aptly named KICS for Keeping Infrastructure as Code Secure) finds security vulnerabilities, compliance issues, and infrastructure misconfigurations in following Infrastructure as Code technologies: Terraform, Kubernetes, Docker, AWS CloudFormation, and Ansible. As the engine is capable of analyzing any JSON, XML and YML files,Continue reading “Brief on KICS Solution”
OWA Error – innerexception: microsoft.mapi.mapiexceptionadpropertyerror
When you try to brows user mailbox using owa you get this error : Issue The error message is:InnerException: Microsoft.Mapi.MapiExceptionADPropertyError Solution This error come from wrong Value of legacyExchangeDN attribut , you should delete the wrong value and put a good one for Example : /o=OrgName/ou=Exchange Administrative Group (FYDIBOHF23SPDLT)/cn=Recipients/cn=UserAlias. SHMUEL H.
Microsoft Outlook (CVE-2023-23397) has been exploited in zero-day attacks
With Microsoft’s Patch Tuesday for March 2023 Microsoft Addresses a Critical outlook exploited with CVSS 9.8 pre-auth RCE bug. How Attackers Exploit This Vulnerability on vulnerable version of Outlook Attackers can exploit CVE-2023-23397 by sending specially crafted email to vulnerable version of Outlook, that force a connection from the victim’s device to an external UNC locationContinue reading “Microsoft Outlook (CVE-2023-23397) has been exploited in zero-day attacks”
Internet Explorer 11 is officially out of support
On Wednesday, June 15, Internet Explorer has finally reached its end of life. IE browser was originally launched in 1995 for Windows devices. Internet Explorer had a total of 11 versions, with the last one being released in 2013. Microsoft permanently disables browser on most versions of Windows 10 through a Microsoft Edge update. AllContinue reading “Internet Explorer 11 is officially out of support”
passkey support is now available in Chrom
Passkeys are a password replacement that provide faster and easier, and more secure sign-ins to websites and apps across a user’s devices (windows, mobile ,linux). With passkeys, users can authenticate and log into websites using their iPhone or Android devices, replacing the need for a password passkey support is now available in Chrome Stable M108. https://developers.google.com/identity/passkeys/supported-environments SHMUELContinue reading “passkey support is now available in Chrom”
Microsoft November 2022 Patch Tuesday includes fixes for 6 exploited zero-days, 68 flaws
With November 2022 Patch Tuesday , Microsoft fix fixes 6 exploited zero-days, 68 flaws. The six actively exploited zero-day vulnerabilities fixed are: CVE-2022-41128 – Windows Scripting Languages Remote Code Execution Vulnerability CVE-2022-41091 – Windows Mark of the Web Security Feature Bypass Vulnerability CVE-2022-41073 – Windows Print Spooler Elevation of Privilege Vulnerability CVE-2022-41125 – Windows CNG Key Isolation Service Elevation ofContinue reading “Microsoft November 2022 Patch Tuesday includes fixes for 6 exploited zero-days, 68 flaws”