i'm using dreamweaver's asp.net vb INSERT record, how do i encrypt the password the user type into the textbox

<input name="password" type="password" id="password" size="20" maxlength="15" runat="server">

<MM:Insert
runat="server"
CommandText='<%# "INSERT INTO Particulars (active, address, city, company, country, created, dob, email, fax, firstname, gender, hometelephone, lastname, mobile, officephone, password, security, state, zip) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)" %>'
ConnectionString='<%# System.Configuration.ConfigurationSettings.AppSettings("MM_CONNECTION_STRING_connSoftwares") %>'
DatabaseType='<%# System.Configuration.ConfigurationSettings.AppSettings("MM_CONNECTION_DATABASETYPE_connSoftwares") %>'
Expression='<%# Request.Form("MM_insert") = "Registration" %>'
CreateDataSet="false"
SuccessURL='<%# "completed.aspx" %>'
FailureURL='<%# "failed.aspx" %>'
><Parameters>
<Parameter Name="@active" Value='<%# IIf((Request.Form("active") <> Nothing), Request.Form("active"), "") %>' Type="Boolean" />
<Parameter Name="@address" Value='<%# IIf((Request.Form("address") <> Nothing), Request.Form("address"), "") %>' Type="WChar" />
<Parameter Name="@city" Value='<%# IIf((Request.Form("city") <> Nothing), Request.Form("city"), "") %>' Type="WChar" />
<Parameter Name="@company" Value='<%# IIf((Request.Form("company") <> Nothing), Request.Form("company"), "") %>' Type="WChar" />
<Parameter Name="@country" Value='<%# IIf((Request.Form("country") <> Nothing), Request.Form("country"), "") %>' Type="WChar" />
<Parameter Name="@created" Value='<%# IIf((Request.Form("created") <> Nothing), Request.Form("created"), "") %>' Type="Date" />
<Parameter Name="@dob" Value='<%# IIf((Request.Form("dob") <> Nothing), Request.Form("dob"), "") %>' Type="Date" />
<Parameter Name="@email" Value='<%# IIf((Request.Form("email") <> Nothing), Request.Form("email"), "") %>' Type="WChar" />
<Parameter Name="@fax" Value='<%# IIf((Request.Form("fax") <> Nothing), Request.Form("fax"), "") %>' Type="Numeric" />
<Parameter Name="@firstname" Value='<%# IIf((Request.Form("firstname") <> Nothing), Request.Form("firstname"), "") %>' Type="WChar" />
<Parameter Name="@gender" Value='<%# IIf((Request.Form("gender") <> Nothing), Request.Form("gender"), "") %>' Type="WChar" />
<Parameter Name="@hometelephone" Value='<%# IIf((Request.Form("hometelephone") <> Nothing), Request.Form("hometelephone"), "") %>' Type="Numeric" />
<Parameter Name="@lastname" Value='<%# IIf((Request.Form("lastname") <> Nothing), Request.Form("lastname"), "") %>' Type="WChar" />
<Parameter Name="@mobile" Value='<%# IIf((Request.Form("mobile") <> Nothing), Request.Form("mobile"), "") %>' Type="Numeric" />
<Parameter Name="@officephone" Value='<%# IIf((Request.Form("officephone") <> Nothing), Request.Form("officephone"), "") %>' Type="Numeric" />
<Parameter Name="@password" Value='<%# IIf((Request.Form("password") <> Nothing), Request.Form("password"), "") %>' Type="WChar" />
<Parameter Name="@security" Value='<%# IIf((Request.Form("security") <> Nothing), Request.Form("security"), "") %>' Type="Numeric" />
<Parameter Name="@state" Value='<%# IIf((Request.Form("state") <> Nothing), Request.Form("state"), "") %>' Type="WChar" />
<Parameter Name="@zip" Value='<%# IIf((Request.Form("zip") <> Nothing), Request.Form("zip"), "") %>' Type="Numeric" />
</Parameters>
</MM:Insert>
<MM:PageBind runat="server" PostBackBind="true" />

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How do i use this function:

Public Function Get32ByteHash(ByVal data As String) As String
Return data.GetHashCode.ToString("X").PadLeft(32, "0"c)
End Function