chrisbrownie

# Get all the groups in the OU we're targeting
$groups = Get-ADGroup –Filter * -SearchBase “OU=File Shares,OU=Groups,DC=Contoso,DC=com”

# Recurse through each group
Foreach ($group in $groups) {
  # Make it universal
  $group | Set-ADGroup –GroupScope 2
  # Make it global
  $group | Set-ADGroup –GroupScope 1
}

chrisbrownie

Add-Type -AssemblyName System.speech
$ss = New-Object System.Speech.Synthesis.SpeechSynthesizer
$ss.Rate   = -3
$ss.Speak("Hello I am a computer")

chrisbrownie

# Get all users with MFA enabled

# Import MSOL Module
Import-Module MSOnline

# Connect to the service
Connect-MsolService

#Find all MFA enabled users
$MfaUsers = Get-MsolUser -All | Where-Object {$_.StrongAuthenticationRequirements -like "*"}

chrisbrownie

# Import MSOL Module
Import-Module MSOnline

# Connect to the service
Connect-MsolService

# What's the AAD Sku? We'll assign this to admins 
$aadSku = (Get-MsolAccountSku | Where {$_.AccountSkuId -ilike "*:AAD_PREMIUM"})[0].AccountSkuId

# Define StrongAuthentication (MFA) requirements

chrisbrownie

$SearchBase = "DC=MargiesTravel,DC=com"

# Get all the users who have proxyAddresses under the margiestravel.com domain
foreach ($user in (Get-ADUser -SearchBase $SearchBase -LdapFilter '(proxyAddresses=*)')) {
    # Grab the primary SMTP address
    $address = Get-ADUser $user -Properties proxyAddresses | Select -Expand proxyAddresses | Where {$_ -clike "SMTP:*"}
    # Remove the protocol specification from the start of the address
    $newUPN = $address.SubString(5)
    # Update the user with their new UPN
    Set-ADUser $user -UserPrincipalName $newUPN

chrisbrownie

# Site to check
$site = "https://www.github.com"
# Seconds between checks
$interval = 2

while ($true) {
    $result = try { Invoke-WebRequest $site -ErrorAction silentlycontinue } catch { $null }
    if ($result.statuscode -eq 200) {
        Write-Host "$site is up" -BackgroundColor green -ForegroundColor white
    } else {

chrisbrownie

function Get-ImmutableId ($a) {
  [System.Convert]::ToBase64String(([guid](Get-ADUser $a -Properties ObjectGuid).ObjectGuid).ToByteArray())
}

##
## WARNING: This script does not health check anything at all. 
##          If you run it without knowing what it does, you 
##          will probably break the internet, and not in the good way.
##

chrisbrownie

$logFile = "$pwd\dns.log"
$newLogFile = "$pwd\dns_cleaned.log"

$sr = New-Object System.IO.StreamReader($logFile)
$sw = New-Object System.IO.StreamWriter($newLogFile)

$line = $sr.ReadLine()

while ($line -ne $null) {
    if ($line.trim() -ne "") {

chrisbrownie

$logFile = "dns2_cleaned.log"

$sr = New-Object System.IO.StreamReader($logFile)

$line = $sr.ReadLine()

$packets = @()

while ($line -ne $null) {

chrisbrownie

function Grant-SharedMailboxPermissions ($mailbox,$principles) {

    Get-Mailbox $mailbox | Set-mailbox -GrantSendOnBehalfTo $principles

    foreach ($principle in $principles) {
        switch ((Get-Recipient $principle).RecipientType.ToString()) {
            "UserMailbox" { 
                Add-MailboxPermission -Identity $mailbox -User $principle -AccessRights fullaccess -InheritanceType All
            }
            "MailUniversalDistributionGroup" {