diff --git a/internal/transformations/base64encode.go b/internal/transformations/base64encode.go
new file mode 100644
index 000000000..cb96d90f3
--- /dev/null
+++ b/internal/transformations/base64encode.go
@@ -0,0 +1,14 @@
+// Copyright 2024 Juan Pablo Tosso and the OWASP Coraza contributors
+// SPDX-License-Identifier: Apache-2.0
+
+package transformations
+
+import (
+	"encoding/base64"
+)
+
+func base64encode(data string) (string, bool, error) {
+	src := []byte(data)
+
+	return base64.StdEncoding.EncodeToString(src), true, nil
+}
diff --git a/internal/transformations/transformations.go b/internal/transformations/transformations.go
index 704e04ad1..69aad6a1b 100644
--- a/internal/transformations/transformations.go
+++ b/internal/transformations/transformations.go
@@ -30,6 +30,7 @@ func GetTransformation(name string) (plugintypes.Transformation, error) {
 func init() {
 	Register("base64Decode", base64decode)
 	Register("base64DecodeExt", base64decodeext)
+	Register("base64Encode", base64encode)
 	Register("cmdLine", cmdLine)
 	Register("compressWhitespace", compressWhitespace)
 	Register("cssDecode", cssDecode)