Category: Office 365

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Microsoft 365 : Outlook – Delivery has failed to these recipients or groups – Your message wasn’t delivered because the recipient’s email provider rejected it – Remote Server returned ‘550 5.7.501 Service unavailable – Spam abuse detected from IP range

Microsoft 365 : Outlook – Delivery has failed to these recipients or groups – Your message wasn’t delivered because the recipient’s email provider rejected it – Remote Server returned ‘550 5.7.501 Service unavailable – Spam abuse detected from IP range

SC-900 - Asymmetric encryption - using pair keys to encrypt and decrypt data 0

Preparing exam SC – 900 – Microsoft Security, Compliance, and Identity Fundamentals – Explaining concept of data Encryption and Hashing – Part 4

Preparing exam SC – 900 – Microsoft Security, Compliance, and Identity Fundamentals – Explaining concept of data Encryption and Hashing – Part 4

SC-900 - Zero Trust Model - Data security 0

Preparing exam SC – 900 – Microsoft Security, Compliance, and Identity Fundamentals – Explaining Zero Trust model concept – Part 3

Preparing exam SC – 900 – Microsoft Security, Compliance, and Identity Fundamentals – Explaining Zero Trust model concept

Microsoft 365 - PowerShell script - To search audit logs 0

Microsoft 365 – PowerShell script – To search unified audit logs and export to CSV file – Detailed article

Detailed article to search Microsoft 365 unified audit logs using PowerShell CMDLET – Search-UnifiedAuditLog

Must read article for M365 admin / Azure admin / Exchange admin

New-ExoPSSession : Processing data from remote server outlook.office365.com failed with the following error message: [AuthZRequestId=9ff0b2ed-63de-4871-987a-7a608bc135cc][FailureCategory=AuthZ-AuthorizationException] Fail to create a runspace because you have exceeded the maximum number of connections allowed : 3 for the policy 0

Microsoft 365 : Exchange Online – PowerShell script – Resolving error – New-ExoPSSession : Processing data from remote server outlook.office365.com failed with the following error message: [AuthZRequestId=9ff0b2ed-63de-4871-987a-7a608bc135cc][FailureCategory=AuthZ-AuthorizationException] Fail to create a runspace because you have exceeded the maximum number of connections allowed : 3 for the policy party : MaxConcurrency- Lesson learned

Microsoft 365 : Exchange Online – PowerShell script – Resolving error – New-ExoPSSession : Processing data from remote server outlook.office365.com failed with the following error message: [AuthZRequestId=9ff0b2ed-63de-4871-987a-7a608bc135cc][FailureCategory=AuthZ-AuthorizationException] Fail to create a runspace because you have exceeded the maximum number of connections allowed : 3 for the policy – Lesson learned

M365 - PowerShell script - to add user group "Everyone except external user" to Site Visitors group 0

Microsoft 365 – PowerShell script – Adding users group – “Everyone except external users” to sites visitor group using PnP PowerShell CMDLET

Microsoft 365 – PowerShell script – Adding users group – “Everyone except external users” to sites visitor group using PnP PowerShell CMDLET

sc-900 - Defense in depth concept 1

Preparing exam SC – 900 – Microsoft Security, Compliance, and Identity Fundamentals – Explaining defense in depth concept – Part 2

Preparing exam SC – 900 – Microsoft Security, Compliance, and Identity Fundamentals – Explaining defense in depth concept – Part 2

Microsoft 365 - Exchange Online - error while executing the PowerShell CMDLET - "Search-UnifiedAuditLog" - The term 'Search-UnifiedAuditLog' is not recognized as the name of a cmdlet, function, script file, or operable program 0

Microsoft 365 – Exchange Online : resolving error – Search-UnifiedAuditLog : The term ‘Search-UnifiedAuditLog’ is not recognized as the name of a cmdlet, function, script file, or operable program – permission issue

Microsoft 365 – Exchange Online : resolving error – Search-UnifiedAuditLog : The term ‘Search-UnifiedAuditLog’ is not recognized as the name of a cmdlet, function, script file, or operable program. Check the spelling of the name, or if a path was included, verify that the path is correct and try again

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Preparing exam SC – 900 – Microsoft Security, Compliance, and Identity Fundamentals – Explaining few terms related to Security – Part 1

Preparing exam SC – 900 – Microsoft Security, Compliance, and Identity Fundamentals – Explaining few terms related to Security – Cyberattack, Cybercriminal, Cybersecurity , Threat Landscape, Attack Vectors, Security breaches, Malware, Mitigation Strategy

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