Хранение учетных данных

$Credential = Get-Credential -UserName "pc\user1" -Message 'Enter Password'
$Credential | Export-CliXml -Path "$env:USERPROFILE\user1.Cred"

$Credential  = Import-Clixml -Path "$env:USERPROFILE\user1.Cred"

param(
    [string]$workPath = "c:\oradata\archivelog",
    [string]$filePattern = "SID_\d{4}_(?<Seq>\d{10})_\d{10}\.ARC",
    [string]$ConnectionString = "data source=server; user id=sys; password=sysuserpassword; DBA Privilege=SYSDBA",
    [string]$CommandText = 'select (select max(sequence#) from v$log_history)-5 from dual'
)
& {
[Reflection.Assembly]::LoadFile("D:\oracle\product\11.2.0.4_64\ODP.NET\bin\2.x\Oracle.DataAccess.dll") | Out-Null
 
$conn = New-Object oracle.DataAccess.Client.OracleConnection
$comm = New-Object oracle.DataAccess.Client.OracleCommand
 
$conn.ConnectionString = $ConnectionString
$comm.Connection = $conn
$comm.CommandText = $CommandText
 
$conn.Open()
$last_log = $comm.ExecuteScalar()
"Session start: $(Get-Date)"
"last_log: $last_log"
$conn.Close()
 
 
Get-ChildItem $workPath -File | Foreach-Object{
    If($_.Name -Match $filePattern){
        if ([int]$Matches.Seq -lt $last_log){
        "`tFile was removed: $($_.FullName)"
            Remove-Item $_.FullName
        }
    }
}
 
"Session end:   $(Get-Date)"
}*>>.\remove_applaed_logs.log

$Credential  = Import-Clixml -Path "$env:USERPROFILE\user1.Cred"
"Data Source=MyOracleDB;User Id=$($credential.UserName);Password=$($credential.GetNetworkCredential().password);Integrated Security=no;"