本文整理汇总了C#中System.Security.SecureString.Clear方法的典型用法代码示例。如果您正苦于以下问题：C# SecureString.Clear方法的具体用法？C# SecureString.Clear怎么用？C# SecureString.Clear使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Security.SecureString的用法示例。
在下文中一共展示了SecureString.Clear方法的7个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: UnsafeConstructor
public unsafe void UnsafeConstructor ()
{
try {
SecureString ss = null;
char[] data = new char[] { 'a', 'b', 'c' };
fixed (char* p = &data[0]) {
ss = new SecureString (p, data.Length);
}
Assert.IsFalse (ss.IsReadOnly (), "IsReadOnly");
Assert.AreEqual (3, ss.Length, "3");
ss.AppendChar ('a');
Assert.AreEqual (4, ss.Length, "4");
ss.Clear ();
Assert.AreEqual (0, ss.Length, "0b");
ss.InsertAt (0, 'b');
Assert.AreEqual (1, ss.Length, "1b");
ss.SetAt (0, 'c');
Assert.AreEqual (1, ss.Length, "1c");
ss.RemoveAt (0);
Assert.AreEqual (0, ss.Length, "0c");
ss.Dispose ();
}
catch (NotSupportedException) {
Assert.Ignore (NotSupported);
}
}示例2: ReadLine
public SecureString ReadLine()
{
// make sure Ctrl+C can abort editing
_mainThread = Thread.CurrentThread;
Console.CancelKeyPress += InterruptEdit;
SecureString buffer = new SecureString();
var finished = false;
while (!finished)
{
try
{
finished = ReadKey(buffer);
}
catch (ThreadAbortException)
{
// thrown on Ctrl+C
Thread.ResetAbort();
buffer.Clear();
buffer = null;
break;
}
}
Console.WriteLine();
// reset Ctrl+C handling
Console.CancelKeyPress -= InterruptEdit;
return buffer;
}示例3: ComposeFile
public static void ComposeFile(BinaryWriter writer, string username, SecureString password,
long IP, ushort port, string databaseName)
{
byte[] encodedDbName = UTF8.GetBytes(databaseName);
byte[] encodedPassword = UTF8.GetBytes(ConvertToUnsecureString(password));
byte[] encodedUsername = UTF8.GetBytes(username);
byte[] publicKey = GenerateRandomASCIChars(ENCODING_LENGTH);
byte[] encryptedPassword;
using (SHA1 sha = new SHA1CryptoServiceProvider())
{
encryptedPassword = AESEncryption.Encrypt(sha.ComputeHash(encodedPassword), publicKey, PRIVATE_VECTOR, PRIVATE_KEY);
}
password.Clear();
DestroyData(encodedPassword);
writer.Write(IP);
writer.Write(port);
writer.Write(encodedUsername.Length);
writer.Write(encodedUsername);
writer.Write(encodedDbName.Length);
writer.Write(encodedDbName);
writer.Write(publicKey.Length);
writer.Write(publicKey);
writer.Write(encryptedPassword.Length);
writer.Write(encryptedPassword);
DestroyData(encryptedPassword);
}示例4: ToSecureString
public static void ToSecureString(this String value, SecureString secureString)
{
secureString.Clear();
if (value != null)
{
Array.ForEach(value.ToArray(), secureString.AppendChar);
secureString.MakeReadOnly();
}
}示例5: GetPasswordFromConsole
private static SecureString GetPasswordFromConsole()
{
SecureString password = new SecureString();
bool readingPassword = true;
Console.Write("Enter password: ");
while (readingPassword)
{
ConsoleKeyInfo userInput = Console.ReadKey(true);
switch (userInput.Key)
{
case (ConsoleKey.Enter):
readingPassword = false;
break;
case (ConsoleKey.Escape):
password.Clear();
readingPassword = false;
break;
case (ConsoleKey.Backspace):
if (password.Length > 0)
{
password.RemoveAt(password.Length - 1);
Console.SetCursorPosition(Console.CursorLeft - 1, Console.CursorTop);
Console.Write(" ");
Console.SetCursorPosition(Console.CursorLeft - 1, Console.CursorTop);
}
break;
default:
if (userInput.KeyChar != 0)
{
password.AppendChar(userInput.KeyChar);
Console.Write("*");
}
break;
}
}
Console.WriteLine();
password.MakeReadOnly();
return password;
}示例6: RenameComputer
public RenameComputer(string computerName, string newComputerName)
{
ps = PowerShell.Create();
domainUName = System.Configuration.ConfigurationManager.AppSettings["AddCUser"];
domainPWord = System.Configuration.ConfigurationManager.AppSettings["AddCPW"];
localUName = System.Configuration.ConfigurationManager.AppSettings["AdminUser"];
localPWord = System.Configuration.ConfigurationManager.AppSettings["AdminPW"];
securestring = new System.Security.SecureString();
foreach (char c in localPWord) { securestring.AppendChar(c); }
localCred = new PSCredential(domainUName, securestring);
securestring.Clear();
foreach (char c in domainPWord) { securestring.AppendChar(c); }
domainCred = new PSCredential(domainUName, securestring);
parameters = new List<string>();
this.computerName = computerName;
this.newComputerName = newComputerName;
}示例7: DefaultConstructor
public void DefaultConstructor ()
{
try {
SecureString ss = new SecureString ();
Assert.IsFalse (ss.IsReadOnly (), "IsReadOnly");
Assert.AreEqual (0, ss.Length, "0");
ss.AppendChar ('a');
Assert.AreEqual (1, ss.Length, "1");
ss.Clear ();
Assert.AreEqual (0, ss.Length, "0b");
ss.InsertAt (0, 'b');
Assert.AreEqual (1, ss.Length, "1b");
ss.SetAt (0, 'c');
Assert.AreEqual (1, ss.Length, "1c");
Assert.AreEqual ("System.Security.SecureString", ss.ToString (), "ToString");
ss.RemoveAt (0);
Assert.AreEqual (0, ss.Length, "0c");
ss.Dispose ();
}
catch (NotSupportedException) {
Assert.Ignore (NotSupported);
}
}