diff --git a/notebook/Linux/Tools/Radare 2.md b/notebook/Linux/Tools/Radare 2.md
new file mode 100644
index 0000000..091c0bc
--- /dev/null
+++ b/notebook/Linux/Tools/Radare 2.md	
@@ -0,0 +1 @@
+General-purpose multi-platform binary analysis tool
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diff --git a/notebook/Linux/Tools/ldd.md b/notebook/Linux/Tools/ldd.md
index b3bed49..0ee5777 100644
--- a/notebook/Linux/Tools/ldd.md
+++ b/notebook/Linux/Tools/ldd.md
@@ -1,4 +1,4 @@
 ---
-tags: library linking
+tags: library linking binary
 ---
 Prints shared object dependencies.
\ No newline at end of file
diff --git a/notebook/Linux/Tools/nm.md b/notebook/Linux/Tools/nm.md
index 43f85dd..6438fbe 100644
--- a/notebook/Linux/Tools/nm.md
+++ b/notebook/Linux/Tools/nm.md
@@ -1,4 +1,4 @@
 ---
-tags: library linking
+tags: library linking binary
 ---
 Lists symbols in object files
\ No newline at end of file
diff --git a/notebook/Linux/Tools/objdump.md b/notebook/Linux/Tools/objdump.md
new file mode 100644
index 0000000..f878503
--- /dev/null
+++ b/notebook/Linux/Tools/objdump.md
@@ -0,0 +1,4 @@
+---
+tags: binary
+---
+Dumps objects from object-files
\ No newline at end of file