{"id":3155,"date":"2024-03-13T06:28:38","date_gmt":"2024-03-13T06:28:38","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-hide-content-in-the-console-using-c\/"},"modified":"2025-07-30T11:44:09","modified_gmt":"2025-07-30T11:44:09","slug":"how-to-hide-content-in-the-console-using-c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-hide-content-in-the-console-using-c\/","title":{"rendered":"C# Console Password Input: Hide Text"},"content":{"rendered":"<p>In C#, you can use the Console.ReadKey method to hide the user&#8217;s input. The specific code is shown below:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">using<\/span> System;\r\n\r\n<span class=\"hljs-keyword\">class<\/span> <span class=\"hljs-title\">Program<\/span>\r\n{\r\n    <span class=\"hljs-function\"><span class=\"hljs-keyword\">static<\/span> <span class=\"hljs-keyword\">void<\/span> <span class=\"hljs-title\">Main<\/span>()<\/span>\r\n    {\r\n        Console.Write(<span class=\"hljs-string\">\"\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a\"<\/span>);\r\n        \r\n        <span class=\"hljs-built_in\">string<\/span> password = <span class=\"hljs-string\">\"\"<\/span>;\r\n        ConsoleKeyInfo key;\r\n\r\n        <span class=\"hljs-keyword\">do<\/span>\r\n        {\r\n            key = Console.ReadKey(<span class=\"hljs-literal\">true<\/span>);\r\n\r\n            <span class=\"hljs-keyword\">if<\/span> (key.Key != ConsoleKey.Backspace &amp;&amp; key.Key != ConsoleKey.Enter)\r\n            {\r\n                password += key.KeyChar;\r\n                Console.Write(<span class=\"hljs-string\">\"*\"<\/span>);\r\n            }\r\n            <span class=\"hljs-keyword\">else<\/span>\r\n            {\r\n                <span class=\"hljs-keyword\">if<\/span> (key.Key == ConsoleKey.Backspace &amp;&amp; password.Length &gt; <span class=\"hljs-number\">0<\/span>)\r\n                {\r\n                    password = password.Substring(<span class=\"hljs-number\">0<\/span>, (password.Length - <span class=\"hljs-number\">1<\/span>));\r\n                    Console.Write(<span class=\"hljs-string\">\"\\b \\b\"<\/span>);\r\n                }\r\n            }\r\n        }\r\n        <span class=\"hljs-keyword\">while<\/span> (key.Key != ConsoleKey.Enter);\r\n\r\n        Console.WriteLine();\r\n        Console.WriteLine(<span class=\"hljs-string\">\"\u60a8\u8f93\u5165\u7684\u5bc6\u7801\u662f\uff1a\"<\/span> + password);\r\n    }\r\n}\r\n<\/code><\/pre>\n<p>When users enter their password in the code above, the console will display asterisks (*) instead of the actual characters entered by the user to hide the password content.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In C#, you can use the Console.ReadKey method to hide the user&#8217;s input. The specific code is shown below: using System; class Program { static void Main() { Console.Write(&#8220;\u8bf7\u8f93\u5165\u5bc6\u7801\uff1a&#8221;); string password = &#8220;&#8221;; ConsoleKeyInfo key; do { key = Console.ReadKey(true); if (key.Key != ConsoleKey.Backspace &amp;&amp; key.Key != ConsoleKey.Enter) { password += key.KeyChar; Console.Write(&#8220;*&#8221;); } else [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[274,787,784,785,786],"class_list":["post-3155","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-c","tag-console-application","tag-console-input","tag-password-masking","tag-readkey"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C# Console Password Input: Hide Text - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"Learn how to hide user input in C# console applications using Console.ReadKey method. Create secure password input with code examples.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/blog\/how-to-hide-content-in-the-console-using-c\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C# Console Password Input: Hide Text\" \/>\n<meta property=\"og:description\" content=\"Learn how to hide user input in C# console applications using Console.ReadKey method. 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