安全工具
安全工具：密碼產生器、hash 驗證器、熵檢查器及其他安全工具。全部在瀏覽器中私密執行。免費，無需註冊。
20 toolsTools
AES256VerEntschlüsseln線上Kostenlos,Im瀏覽器
免費線上AES256VerEntschlüsseln線上Kostenlos,Im瀏覽器。在瀏覽器中即時處理資料。無上傳，無註冊，完全私密。
LocalAES文字EncrypterDecrypter
免費線上AES文字EncrypterDecrypter。在瀏覽器中即時處理資料。無上傳，無註冊，完全私密。
LocalPassword Hash Generator
Generate secure password hashes using PBKDF2 via Web Crypto in your browser. Free, online, no upload, fully private.
LocalHash Comparison Tool
Free online hash comparison tool. Process data instantly in your browser. No upload, no signup, fully private.
LocalHash Identifier
Free online hash identifier. Process data instantly in your browser. No upload, no signup, fully private.
LocalHowto建立aStrong密碼in2026(andtheMistakesEveryoneMakes)
免費線上Howto建立aStrong密碼in2026(andtheMistakesEveryoneMakes)。在瀏覽器中即時處理資料。無上傳，無註冊，完全私密。
LocalHowto建立StrongPasswords:A科學BackedGuide
免費線上Howto建立StrongPasswords:A科學BackedGuide。在瀏覽器中即時處理資料。無上傳，無註冊，完全私密。
LocalLoading轉盤建構器
免費線上Loading轉盤建構器。在瀏覽器中即時處理資料。無上傳，無註冊，完全私密。
LocalMD5 Hash Generator
Free online md5 hash generator. Process data instantly in your browser. No upload, no signup, fully private.
LocalMnemonic Generator
Generate random mnemonic seed phrases using Web Crypto in your browser. Free, online, no upload, fully private.
LocalPassphrase產生器
免費線上Passphrase產生器。在瀏覽器中即時處理資料。無上傳，無註冊，完全私密。
LocalPassword Generator
Generate strong, random passwords with customizable length and character sets. Uses crypto.getRandomValues.
Local密碼Strength檢查器
免費線上密碼Strength檢查器。在瀏覽器中即時處理資料。無上傳，無註冊，完全私密。
LocalRandom Color Generator
Generate random colors with HEX, RGB, and HSL values using Web Crypto in your browser. Free, online, no upload, fully private.
LocalROT13Cipher
免費線上ROT13Cipher。在瀏覽器中即時處理資料。無上傳，無註冊，完全私密。
LocalRSAKey產生器線上
免費線上RSAKey產生器線上。在瀏覽器中即時處理資料。無上傳，無註冊，完全私密。
LocalSHA-1 Hash Generator
Free online sha-1 hash generator. Process data instantly in your browser. No upload, no signup, fully private.
LocalSHA-256 Hash Generator
Free online sha-256 hash generator. Process data instantly in your browser. No upload, no signup, fully private.
LocalTint & Shade Generator
Free online tint & shade generator. Process data instantly in your browser. No upload, no signup, fully private.
Local2FA / TOTP Code Generator
Generate TOTP/2FA verification codes from a Base32 secret using RFC 6238. Time-based one-time passwords computed locally in your browser.
LocalFAQ
什麼是安全工具？
密碼產生器、hash 驗證器、熵檢查器及其他安全工具。
這些安全工具免費嗎？
是的，FreeOnlineTools Go 的所有工具都免費且在瀏覽器中運作。