Create crypto_weak_key_rsa_1024.go

Signed-off-by: Eric Brown <ericwb@users.noreply.github.com>

go/stdlib/crypto_weak_key_rsa_1024.go

@@ -0,0 +1,39 @@
+// level: ERROR
+// start_line: 18
+// end_line: 18
+// start_column: 52
+// end_column: 56
+package main
+
+import (
+    "crypto/rand"
+    "crypto/rsa"
+    "crypto/x509"
+    "encoding/pem"
+    "log"
+)
+
+func main() {
+    // Generate the RSA key
+    privateKey, err := rsa.GenerateKey(rand.Reader, 1024)
+    if err != nil {
+        log.Fatalf("Failed to generate key: %v", err)
+    }
+
+    // Extract the public key from the private key
+    publicKey := &privateKey.PublicKey
+
+    // Encode the public key to PEM format
+    publicKeyBytes, err := x509.MarshalPKIXPublicKey(publicKey)
+    if err != nil {
+        log.Fatalf("Failed to marshal public key: %v", err)
+    }
+
+    publicKeyPEM := pem.EncodeToMemory(&pem.Block{
+        Type:  "RSA PUBLIC KEY",
+        Bytes: publicKeyBytes,
+    })
+
+    // Print the public key
+    log.Println(string(publicKeyPEM))
+}