diff --git a/network/detection/telnet-detect.yaml b/network/detection/telnet-detect.yaml
new file mode 100644
index 0000000000..72be6b1877
--- /dev/null
+++ b/network/detection/telnet-detect.yaml
@@ -0,0 +1,27 @@
+id: telnet-detect
+
+info:
+  name: Telnet Detection
+  author: pussycat0x
+  severity: info
+  description: |
+    Telnet is a network protocol used to virtually access a computer and to provide a two-way, collaborative and text-based communication channel between two machines.
+  metadata:
+    verified: true
+    shodan-query: port:23 telnet
+  tags: network,detect,telnet
+
+network:
+  - inputs:
+      - data: "\n"
+
+    host:
+      - "{{Hostname}}"
+      - "{{Host}}:23"
+
+    matchers-condition: and
+    matchers:
+      - type: word
+        words:
+          - "Telnet"
+          - "Login authentication"