--- a/cutils/util/walk.py	Sat Feb 22 18:27:10 2025 +0100
+++ b/cutils/util/walk.py	Sun Feb 23 10:01:09 2025 +0100
@@ -196,7 +196,7 @@
         n = self.uname
         if n is None:
             return None
-        if (u'\n' in n) or (u'\r' in n):
+        if (u'\n' in n) or (u'\r' in n) or (u'\\' in n):
             return None
         return n.encode("utf-8", "strict")
 
@@ -210,7 +210,7 @@
         p = self.upath
         if p is None:
             return None
-        if (u'\n' in p) or (u'\r' in p):
+        if (u'\n' in p) or (u'\r' in p) or (u'\\' in p):
             return None
         return p.encode("utf-8", "strict")
 
@@ -235,10 +235,12 @@
                     s = (WalkDirEntry.surrogate_decode(what)
                          .encode("ascii", "backslashreplace"))
             else:
-                s =  what.encode("ascii", "backslashreplace")
+                s = what.encode("ascii", "backslashreplace")
         else:
             s = what.encode("utf-8", "backslashreplace")
-        return s.replace(b'\n', b"\\x0a").replace(b'\r', b"\\x0d")
+        return (s.replace(b'\\', b"\\x5c")
+                .replace(b'\n', b"\\x0a")
+                .replace(b'\r', b"\\x0d"))
 
     @property
     def is_symlink(self):