Azure Key Vault - Backup secrets using powershell (core) - Uses newer az Module

backup.ps1

[string]$VaultName = 'keyvault'
Get-AzKeyVaultSecret -VaultName $VaultName |
    ForEach-Object {
        Backup-AzKeyVaultSecret `
            -VaultName $VaultName `
            -Name $_."Name" `
            -OutputFile ('/home/jm/Documents/azure-keyvault-backups/{0}.blob' -f $_."Name")
    }