diff --git a/samples/node/crypto/.vscode/launch.json b/samples/node/crypto/.vscode/launch.json
index db14a4a..4cfc808 100644
--- a/samples/node/crypto/.vscode/launch.json
+++ b/samples/node/crypto/.vscode/launch.json
@@ -80,6 +80,26 @@
             "externalConsole": false,
             "sourceMaps": false,
             "outDir": null
+        },
+        {
+            "name": "Run rsa.js",
+            "type": "node",
+            "request": "launch",
+            "program": "${workspaceRoot}/rsa.js",
+            "stopOnEntry": false,
+            "args": [],
+            "cwd": "${workspaceRoot}",
+            "preLaunchTask": null,
+            "runtimeExecutable": null,
+            "runtimeArgs": [
+                "--nolazy"
+            ],
+            "env": {
+                "NODE_ENV": "development"
+            },
+            "externalConsole": false,
+            "sourceMaps": false,
+            "outDir": null
         }
     ]
 }
\ No newline at end of file
diff --git a/samples/node/crypto/rsa-key.pem b/samples/node/crypto/rsa-key.pem
new file mode 100644
index 0000000..e471c46
--- /dev/null
+++ b/samples/node/crypto/rsa-key.pem
@@ -0,0 +1,30 @@
+-----BEGIN RSA PRIVATE KEY-----
+Proc-Type: 4,ENCRYPTED
+DEK-Info: AES-256-CBC,D7404CE12F8B7A5F5AAC950F4ED928DF
+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-----END RSA PRIVATE KEY-----
diff --git a/samples/node/crypto/rsa-prv.pem b/samples/node/crypto/rsa-prv.pem
new file mode 100644
index 0000000..2f04402
--- /dev/null
+++ b/samples/node/crypto/rsa-prv.pem
@@ -0,0 +1,27 @@
+-----BEGIN RSA PRIVATE KEY-----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+-----END RSA PRIVATE KEY-----
diff --git a/samples/node/crypto/rsa-pub.pem b/samples/node/crypto/rsa-pub.pem
new file mode 100644
index 0000000..8d4540c
--- /dev/null
+++ b/samples/node/crypto/rsa-pub.pem
@@ -0,0 +1,9 @@
+-----BEGIN PUBLIC KEY-----
+MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAkutKlptlsXWe4od+se7M
+0I6xQ7CcKuN+B7LUmT3toMWTThXdfEUjbtkZsQAd/NRw9kCSNkUqFoKHHe1YUEa+
+fhdjdL6rLRL+K9O3hV5EUHL6CykC+UbjxQ4EOi7fScAv7f1g9jAD6vtI+Rml44uU
+zCMzhsoToRpYamebnaDLI28/hs7ZVhdcbWX61XZnhhT2hmB4IeWSpRiNU4nyBtdC
+rFPS5Ad2m0HPrfqWnELvfw0sT6Hczhtefv9nFcJuqWTBanA0y6i8m5jjXOqO6J5S
+/qUgDVRcozt3GEAx0AgpGBRYGnXOMEMNTsiYwsGrAw2VJxX9SjmYmE47XAFaTEYL
+9QIDAQAB
+-----END PUBLIC KEY-----
diff --git a/samples/node/crypto/rsa.js b/samples/node/crypto/rsa.js
new file mode 100644
index 0000000..310efaa
--- /dev/null
+++ b/samples/node/crypto/rsa.js
@@ -0,0 +1,45 @@
+/**
+ * HOW TO GENERATE RSA KEY
+ * 
+ * 1. generate RSA keypair:
+ * 
+ * $ openssl genrsa -aes256 -out rsa-key.pem 2048
+ * (enter password to protect the RSA key)
+ * 
+ * 2. export private key:
+ * 
+ * $ openssl rsa -in rsa-key.pem -outform PEM -out rsa-prv.pem
+ * (enter password)
+ * 
+ * 3. export public key:
+ * 
+ * $ openssl rsa -in rsa-key.pem -outform PEM -pubout -out rsa-pub.pem
+ * (enter password)
+ */
+
+const
+    fs = require('fs'),
+    crypto = require('crypto');
+
+function loadKey(file) {
+    return fs.readFileSync(file, 'utf8');
+}
+
+let
+    prvKey = loadKey('./rsa-prv.pem'),
+    pubKey = loadKey('./rsa-pub.pem'),
+    message = 'Hello, world!';
+
+// encrypt by private key, then decrypt by public key:
+let enc_by_prv = crypto.privateEncrypt(prvKey, Buffer.from(message, 'utf8'));
+console.log('encrypted by private key: ' + enc_by_prv.toString('hex'));
+
+let dec_by_pub = crypto.publicDecrypt(pubKey, enc_by_prv);
+console.log('decrypted by public key: ' + dec_by_pub.toString('utf8'));
+
+// encrypt by public key, then decrypt by private key:
+let enc_by_pub = crypto.publicEncrypt(pubKey, Buffer.from(message, 'utf8'));
+console.log('encrypted by public key: ' + enc_by_pub.toString('hex'));
+
+let dec_by_prv = crypto.privateDecrypt(prvKey, enc_by_pub);
+console.log('decrypted by private key: ' + dec_by_prv.toString('utf8'));