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24 24" class="breadcrumbHomeIcon_OVgt"><path d="M10 19v-5h4v5c0 .55.45 1 1 1h3c.55 0 1-.45 1-1v-7h1.7c.46 0 .68-.57.33-.87L12.67 3.6c-.38-.34-.96-.34-1.34 0l-8.36 7.53c-.34.3-.13.87.33.87H5v7c0 .55.45 1 1 1h3c.55 0 1-.45 1-1z" fill="currentColor"></path></svg></a></li><li class="breadcrumbs__item"><span class="breadcrumbs__link">AMCL Library</span><meta itemprop="position" content="1"></li><li class="breadcrumbs__item"><span class="breadcrumbs__link">AMCL JavaScript API 1.0.0</span><meta itemprop="position" content="2"></li><li itemscope="" itemprop="itemListElement" itemtype="https://schema.org/ListItem" class="breadcrumbs__item breadcrumbs__item--active"><span class="breadcrumbs__link" itemprop="name">RSA</span><meta itemprop="position" content="3"></li></ul></nav><div class="tocCollapsible_ETCw theme-doc-toc-mobile tocMobile_ITEo"><button type="button" class="clean-btn tocCollapsibleButton_TO0P">On this page</button></div><div class="theme-doc-markdown markdown"><header><h1>RSA</h1></header><h2 class="anchor anchorWithStickyNavbar_LWe7" id="classes">Classes<a class="hash-link" href="#classes" title="Direct link to heading"></a></h2><dl><dt><a href="#RSA">RSA</a></dt><dd></dd><dt><a href="#rsa_private_key">rsa_private_key</a></dt><dd></dd><dt><a href="#rsa_public_key">rsa_public_key</a></dt><dd></dd></dl><a name="RSA"></a><h2 class="anchor anchorWithStickyNavbar_LWe7" id="rsa">RSA<a class="hash-link" href="#rsa" title="Direct link to heading"></a></h2><p><strong>Kind</strong>: global class<br> |
| <strong>this</strong>: <code>{"{"}RSA{"}"}</code> </p><ul><li><a href="#RSA">RSA</a><ul><li><a href="#new_RSA_new">new RSA()</a></li><li><a href="#RSA.bytestohex">.bytestohex(b)</a> ⇒</li><li><a href="#RSA.bytestostring">.bytestostring(b)</a> ⇒</li><li><a href="#RSA.stringtobytes">.stringtobytes(s)</a> ⇒</li><li><a href="#RSA.hashit">.hashit(sha, A, n)</a> ⇒</li><li><a href="#RSA.KEY_PAIR">.KEY_PAIR(rng, e, PRIV, PUB)</a></li><li><a href="#RSA.PKCS15">.PKCS15(rng, e, PRIV, PUB)</a> ⇒</li><li><a href="#RSA.OAEP_ENCODE">.OAEP_ENCODE(sha, m, rng, P)</a> ⇒</li><li><a href="#RSA.OAEP_DECODE">.OAEP_DECODE(sha, P, f)</a> ⇒</li><li><a href="#RSA.PRIVATE_KEY_KILL">.PRIVATE_KEY_KILL(PRIV)</a></li><li><a href="#RSA.ENCRYPT">.ENCRYPT(PUB, F, G)</a></li><li><a href="#RSA.DECRYPT">.DECRYPT(PRIV, G, F)</a></li></ul></li></ul><a name="new_RSA_new"></a><h3 class="anchor anchorWithStickyNavbar_LWe7" id="new-rsa">new RSA()<a class="hash-link" href="#new-rsa" title="Direct link to heading"></a></h3><p>Creates an instance of RSA</p><a name="RSA.bytestohex"></a><h3 class="anchor anchorWithStickyNavbar_LWe7" id="rsabytestohexb-">RSA.bytestohex(b) ⇒<a class="hash-link" href="#rsabytestohexb-" title="Direct link to heading"></a></h3><p>Convert byte array to hex string</p><p><strong>Kind</strong>: static method of <a href="#RSA"><code>RSA</code></a><br> |
| <strong>Returns</strong>: s hex string<br> |
| <strong>this</strong>: <code>{"{"}RSA{"}"}</code> </p><table><thead><tr><th>Param</th><th>Description</th></tr></thead><tbody><tr><td>b</td><td>byte array</td></tr></tbody></table><a name="RSA.bytestostring"></a><h3 class="anchor anchorWithStickyNavbar_LWe7" id="rsabytestostringb-">RSA.bytestostring(b) ⇒<a class="hash-link" href="#rsabytestostringb-" title="Direct link to heading"></a></h3><p>Convert byte array to string</p><p><strong>Kind</strong>: static method of <a href="#RSA"><code>RSA</code></a><br> |
| <strong>Returns</strong>: s string<br> |
| <strong>this</strong>: <code>{"{"}RSA{"}"}</code> </p><table><thead><tr><th>Param</th><th>Description</th></tr></thead><tbody><tr><td>b</td><td>byte array</td></tr></tbody></table><a name="RSA.stringtobytes"></a><h3 class="anchor anchorWithStickyNavbar_LWe7" id="rsastringtobytess-">RSA.stringtobytes(s) ⇒<a class="hash-link" href="#rsastringtobytess-" title="Direct link to heading"></a></h3><p>Convert a string to byte array</p><p><strong>Kind</strong>: static method of <a href="#RSA"><code>RSA</code></a><br> |
| <strong>Returns</strong>: b byte array<br> |
| <strong>this</strong>: <code>{"{"}RSA{"}"}</code> </p><table><thead><tr><th>Param</th><th>Description</th></tr></thead><tbody><tr><td>s</td><td>string</td></tr></tbody></table><a name="RSA.hashit"></a><h3 class="anchor anchorWithStickyNavbar_LWe7" id="rsahashitsha-a-n-">RSA.hashit(sha, A, n) ⇒<a class="hash-link" href="#rsahashitsha-a-n-" title="Direct link to heading"></a></h3><p>General purpose hash function</p><p><strong>Kind</strong>: static method of <a href="#RSA"><code>RSA</code></a><br> |
| <strong>Returns</strong>: R hash value<br> |
| <strong>this</strong>: <code>{"{"}RSA{"}"}</code> </p><table><thead><tr><th>Param</th><th>Description</th></tr></thead><tbody><tr><td>sha</td><td>is the hash type</td></tr><tr><td>A</td><td>byte array</td></tr><tr><td>n</td><td>Integer</td></tr></tbody></table><a name="RSA.KEY_PAIR"></a><h3 class="anchor anchorWithStickyNavbar_LWe7" id="rsakey_pairrng-e-priv-pub">RSA.KEY_PAIR(rng, e, PRIV, PUB)<a class="hash-link" href="#rsakey_pairrng-e-priv-pub" title="Direct link to heading"></a></h3><p>RSA Key Pair Generator</p><p><strong>Kind</strong>: static method of <a href="#RSA"><code>RSA</code></a><br> |
| <strong>this</strong>: <code>{"{"}RSA{"}"}</code> </p><table><thead><tr><th>Param</th><th>Description</th></tr></thead><tbody><tr><td>rng</td><td>is a pointer to a cryptographically secure random number generator</td></tr><tr><td>e</td><td>the encryption exponent</td></tr><tr><td>PRIV</td><td>the output RSA private key</td></tr><tr><td>PUB</td><td>the output RSA public key</td></tr></tbody></table><a name="RSA.PKCS15"></a><h3 class="anchor anchorWithStickyNavbar_LWe7" id="rsapkcs15rng-e-priv-pub-">RSA.PKCS15(rng, e, PRIV, PUB) ⇒<a class="hash-link" href="#rsapkcs15rng-e-priv-pub-" title="Direct link to heading"></a></h3><p>PKCS V1.5 padding of a message prior to RSA signature</p><p><strong>Kind</strong>: static method of <a href="#RSA"><code>RSA</code></a><br> |
| <strong>Returns</strong>: true or false<br> |
| <strong>this</strong>: <code>{"{"}RSA{"}"}</code> </p><table><thead><tr><th>Param</th><th>Description</th></tr></thead><tbody><tr><td>rng</td><td>is a pointer to a cryptographically secure random number generator</td></tr><tr><td>e</td><td>the encryption exponent</td></tr><tr><td>PRIV</td><td>the output RSA private key</td></tr><tr><td>PUB</td><td>the output RSA public key</td></tr></tbody></table><a name="RSA.OAEP_ENCODE"></a><h3 class="anchor anchorWithStickyNavbar_LWe7" id="rsaoaep_encodesha-m-rng-p-">RSA.OAEP_ENCODE(sha, m, rng, P) ⇒<a class="hash-link" href="#rsaoaep_encodesha-m-rng-p-" title="Direct link to heading"></a></h3><p>OAEP padding of a message prior to RSA encryption</p><p><strong>Kind</strong>: static method of <a href="#RSA"><code>RSA</code></a><br> |
| <strong>Returns</strong>: f is the output encoding, ready for RSA encryption<br> |
| <strong>this</strong>: <code>{"{"}RSA{"}"}</code> </p><table><thead><tr><th>Param</th><th>Description</th></tr></thead><tbody><tr><td>sha</td><td>is the hash type</td></tr><tr><td>m</td><td>is the input message</td></tr><tr><td>rng</td><td>is a pointer to a cryptographically secure random number generator</td></tr><tr><td>P</td><td>are input encoding parameter string (could be NULL)</td></tr></tbody></table><a name="RSA.OAEP_DECODE"></a><h3 class="anchor anchorWithStickyNavbar_LWe7" id="rsaoaep_decodesha-p-f-">RSA.OAEP_DECODE(sha, P, f) ⇒<a class="hash-link" href="#rsaoaep_decodesha-p-f-" title="Direct link to heading"></a></h3><p>OAEP unpadding of a message after RSA decryption</p><p><strong>Kind</strong>: static method of <a href="#RSA"><code>RSA</code></a><br> |
| <strong>Returns</strong>: r is the unpadded message<br> |
| <strong>this</strong>: <code>{"{"}RSA{"}"}</code> </p><table><thead><tr><th>Param</th><th>Description</th></tr></thead><tbody><tr><td>sha</td><td>is the hash type</td></tr><tr><td>P</td><td>are input encoding parameter string (could be NULL)</td></tr><tr><td>f</td><td>is the padded message</td></tr></tbody></table><a name="RSA.PRIVATE_KEY_KILL"></a><h3 class="anchor anchorWithStickyNavbar_LWe7" id="rsaprivate_key_killpriv">RSA.PRIVATE_KEY_KILL(PRIV)<a class="hash-link" href="#rsaprivate_key_killpriv" title="Direct link to heading"></a></h3><p>Destroy an RSA private Key</p><p><strong>Kind</strong>: static method of <a href="#RSA"><code>RSA</code></a><br> |
| <strong>this</strong>: <code>{"{"}RSA{"}"}</code> </p><table><thead><tr><th>Param</th><th>Description</th></tr></thead><tbody><tr><td>PRIV</td><td>the input RSA private key. Destroyed on output.</td></tr></tbody></table><a name="RSA.ENCRYPT"></a><h3 class="anchor anchorWithStickyNavbar_LWe7" id="rsaencryptpub-f-g">RSA.ENCRYPT(PUB, F, G)<a class="hash-link" href="#rsaencryptpub-f-g" title="Direct link to heading"></a></h3><p>RSA encryption of suitably padded plaintext</p><p><strong>Kind</strong>: static method of <a href="#RSA"><code>RSA</code></a><br> |
| <strong>this</strong>: <code>{"{"}RSA{"}"}</code> </p><table><thead><tr><th>Param</th><th>Description</th></tr></thead><tbody><tr><td>PUB</td><td>the input RSA public key</td></tr><tr><td>F</td><td>is input padded message</td></tr><tr><td>G</td><td>is the output ciphertext</td></tr></tbody></table><a name="RSA.DECRYPT"></a><h3 class="anchor anchorWithStickyNavbar_LWe7" id="rsadecryptpriv-g-f">RSA.DECRYPT(PRIV, G, F)<a class="hash-link" href="#rsadecryptpriv-g-f" title="Direct link to heading"></a></h3><p>RSA decryption of ciphertext</p><p><strong>Kind</strong>: static method of <a href="#RSA"><code>RSA</code></a><br> |
| <strong>this</strong>: <code>{"{"}RSA{"}"}</code> </p><table><thead><tr><th>Param</th><th>Description</th></tr></thead><tbody><tr><td>PRIV</td><td>the input RSA private key</td></tr><tr><td>G</td><td>is the input ciphertext</td></tr><tr><td>F</td><td>is output plaintext (requires unpadding)</td></tr></tbody></table><a name="rsa_private_key"></a><h2 class="anchor anchorWithStickyNavbar_LWe7" id="rsa_private_key">rsa_private_key<a class="hash-link" href="#rsa_private_key" title="Direct link to heading"></a></h2><p><strong>Kind</strong>: global class<br> |
| <strong>this</strong>: <code>{"{"}rsa_private_key{"}"}</code> </p><a name="new_rsa_private_key_new"></a><h3 class="anchor anchorWithStickyNavbar_LWe7" id="new-rsa_private_keyn">new rsa_private_key(n)<a class="hash-link" href="#new-rsa_private_keyn" title="Direct link to heading"></a></h3><p>Creates an instance of rsa_private_key</p><table><thead><tr><th>Param</th><th>Description</th></tr></thead><tbody><tr><td>n</td><td>FF length</td></tr></tbody></table><a name="rsa_public_key"></a><h2 class="anchor anchorWithStickyNavbar_LWe7" id="rsa_public_key">rsa_public_key<a class="hash-link" href="#rsa_public_key" title="Direct link to heading"></a></h2><p><strong>Kind</strong>: global class<br> |
| <strong>this</strong>: <code>{"{"}rsa_private_key{"}"}</code> </p><a name="new_rsa_public_key_new"></a><h3 class="anchor anchorWithStickyNavbar_LWe7" id="new-rsa_public_keym">new rsa_public_key(m)<a class="hash-link" href="#new-rsa_public_keym" title="Direct link to heading"></a></h3><p>Creates an instance of rsa_public_key</p><table><thead><tr><th>Param</th><th>Description</th></tr></thead><tbody><tr><td>m</td><td>FF length</td></tr></tbody></table></div></article><nav class="pagination-nav docusaurus-mt-lg" aria-label="Docs pages navigation"><a class="pagination-nav__link pagination-nav__link--prev" href="/docs/cryptojs/rand"><div class="pagination-nav__sublabel">Previous</div><div class="pagination-nav__label">RAND</div></a><a class="pagination-nav__link pagination-nav__link--next" href="/docs/cryptojs/sha3"><div class="pagination-nav__sublabel">Next</div><div class="pagination-nav__label">SHA3</div></a></nav></div></div><div class="col col--3"><div class="tableOfContents_bqdL thin-scrollbar theme-doc-toc-desktop"><ul class="table-of-contents table-of-contents__left-border"><li><a href="#classes" class="table-of-contents__link toc-highlight">Classes</a></li><li><a href="#rsa" class="table-of-contents__link toc-highlight">RSA</a><ul><li><a href="#new-rsa" class="table-of-contents__link toc-highlight">new RSA()</a></li><li><a href="#rsabytestohexb-" class="table-of-contents__link toc-highlight">RSA.bytestohex(b) ⇒</a></li><li><a href="#rsabytestostringb-" class="table-of-contents__link toc-highlight">RSA.bytestostring(b) ⇒</a></li><li><a href="#rsastringtobytess-" class="table-of-contents__link toc-highlight">RSA.stringtobytes(s) ⇒</a></li><li><a href="#rsahashitsha-a-n-" class="table-of-contents__link toc-highlight">RSA.hashit(sha, A, n) ⇒</a></li><li><a href="#rsakey_pairrng-e-priv-pub" class="table-of-contents__link toc-highlight">RSA.KEY_PAIR(rng, e, PRIV, PUB)</a></li><li><a href="#rsapkcs15rng-e-priv-pub-" class="table-of-contents__link toc-highlight">RSA.PKCS15(rng, e, PRIV, PUB) ⇒</a></li><li><a href="#rsaoaep_encodesha-m-rng-p-" class="table-of-contents__link toc-highlight">RSA.OAEP_ENCODE(sha, m, rng, P) ⇒</a></li><li><a href="#rsaoaep_decodesha-p-f-" class="table-of-contents__link toc-highlight">RSA.OAEP_DECODE(sha, P, f) ⇒</a></li><li><a href="#rsaprivate_key_killpriv" class="table-of-contents__link toc-highlight">RSA.PRIVATE_KEY_KILL(PRIV)</a></li><li><a href="#rsaencryptpub-f-g" class="table-of-contents__link toc-highlight">RSA.ENCRYPT(PUB, F, G)</a></li><li><a href="#rsadecryptpriv-g-f" class="table-of-contents__link toc-highlight">RSA.DECRYPT(PRIV, G, F)</a></li></ul></li><li><a href="#rsa_private_key" class="table-of-contents__link toc-highlight">rsa_private_key</a><ul><li><a href="#new-rsa_private_keyn" class="table-of-contents__link toc-highlight">new rsa_private_key(n)</a></li></ul></li><li><a href="#rsa_public_key" class="table-of-contents__link toc-highlight">rsa_public_key</a><ul><li><a href="#new-rsa_public_keym" class="table-of-contents__link toc-highlight">new rsa_public_key(m)</a></li></ul></li></ul></div></div></div></div></main></div></div><footer class="footer"><div class="container container-fluid"><div class="footer__bottom text--center"><div class="margin-bottom--sm"><img src="/img/milagro.svg" class="themedImage_ToTc themedImage--light_HNdA footer__logo"><img src="/img/milagro.svg" class="themedImage_ToTc themedImage--dark_i4oU footer__logo"></div><div class="footer__copyright">Copyright © 2022 The Apache Software Foundation. Apache Milagro, Milagro, Apache, the Apache feather, and the Apache Milagro project logo are either registered trademarks or trademarks of the Apache Software Foundation.</div></div></div></footer></div> |
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