diff --git a/code-snippets.md b/code-snippets.md
index bc0f625..d0aa150 100644
--- a/code-snippets.md
+++ b/code-snippets.md
@@ -53,4 +53,7 @@ curl -4 -k --anyauth -u "${credentials}"                                    \
 ```
 
 ### socat as syslog server
-`socat -u udp4-listen:514,bind=192.0.2.10, open:/tmp/syslog,creat,append`
\ No newline at end of file
+`socat -u udp4-listen:514,bind=192.0.2.10, open:/tmp/syslog,creat,append`
+
+### grep on binary text data
+`tr '[\000-\011\013\177-\377]' '.' < Logfile.txt | grep anything`
\ No newline at end of file
diff --git a/datadiode-driver.md b/datadiode-driver.md
index c834342..f0625dc 100644
--- a/datadiode-driver.md
+++ b/datadiode-driver.md
@@ -1,4 +1,4 @@
-# datadiode netzwork driver
+# datadiode network driver
 
 ## loose thoughts
 - based on ethernet or lwl