Baseline Widely available
å®å ¨ãªã³ã³ããã¹ãç¨: ãã®æ©è½ã¯ä¸é¨ã¾ãã¯ãã¹ã¦ã®å¯¾å¿ãã¦ãããã©ã¦ã¶ã¼ã«ããã¦ãå®å ¨ãªã³ã³ããã¹ã (HTTPS) ã§ã®ã¿å©ç¨ã§ãã¾ãã
algorithm
㯠CryptoKey
ã¤ã³ã¿ã¼ãã§ã¤ã¹ã®èªã¿åãå°ç¨ããããã£ã§ããã®ãã¼ã使ç¨ã§ããã¢ã«ã´ãªãºã ãè¨è¿°ãããªãã¸ã§ã¯ãã¨ãé¢é£ãã追å ã®å¼æ°ãè¿ãã¾ãã
è¿ããããªãã¸ã§ã¯ãã¯ããã¼ãçæããéã«ä½¿ç¨ããã¢ã«ã´ãªãºã ã«ãã£ã¦ç°ãªãã¾ãã
å¤ä»¥ä¸ã®ããããã«ä¸è´ãããªãã¸ã§ã¯ãã§ãã
AesKeyGenParams
: AES ç³»ã®ããããã®ã¢ã«ã´ãªãºã ã®å ´åRsaHashedKeyGenParams
: RSA ç³»ã®ããããã®ã¢ã«ã´ãªãºã ã®å ´åEcKeyGenParams
: EC ç³»ã®ããããã®ã¢ã«ã´ãªãºã ã®å ´åHmacKeyGenParams
: HMAC ã¢ã«ã´ãªãºã ã®å ´åconst rawKey = window.crypto.getRandomValues(new Uint8Array(16));
// çã®ãã¤ãåãæ ¼ç´ãã ArrayBuffer ãã AES ç§å¯éµãã¤ã³ãã¼ããã
// ãã¤ãåãæ ¼ç´ãã ArrayBuffer æååã弿°ã«ã¨ãã
// ç§å¯éµã表ã CryptoKey ã«è§£æ±ºãããããã¹ãè¿ã
function importSecretKey(rawKey) {
return window.crypto.subtle.importKey("raw", rawKey, "AES-GCM", true, [
"encrypt",
"decrypt",
]);
}
const key = importSecretKey(rawKey);
console.log(`ãã®ãã¼ã¯ ${key.algorithm} ã¢ã«ã´ãªãºã ã§ä½¿ããããã®ã§ãã`);
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