diff --git a/frontend/src/Data/regex.ts b/frontend/src/Data/regex.ts
new file mode 100644
index 0000000..ceb22cd
--- /dev/null
+++ b/frontend/src/Data/regex.ts
@@ -0,0 +1,9 @@
+/**
+ * Only alphanumerical characters
+ */
+export const alphanumeric = /^[a-zA-Z0-9]+$/;
+
+/**
+ * Only lowercase letters
+ */
+export const lowercase = /^[a-z]+$/;