Personal technical notebook
Signals, systems, security and other things worth taking apart. Technical research notes on security, SDR, systems, networking and hardware.
2026-06-09 research-note
Research notes on passively capturing and decoding Meshtastic LoRa traffic with BladeRF, GNU Radio, CRC-gated packet forwarding, protobuf parsing, and privacy-aware analysis.
#BladeRF #GNU Radio #LoRa #Meshtastic #SDR
→ 2022-04-10
H.323 Devices discovery scan via TPTK/Q.931/H.225.0.CS
#tcp #1720 #H.323
→ 2022-04-10
SoftEther reflection DDoS amplification attack via OpenVPN P_CONTROL_HARD_RESET_CLIENT_2
#tcp #1194 #OpenVPN
→ 2022-04-10
IEC 60870-5-104 TESTFR
#tcp #2404 #IEC
→ 2022-02-20
Apple File Service (AFS) DSI AFP
#tcp #548 #AFS #Apple #AFP
→ 2022-02-20
LDAP Search Request
#tcp #839 #ldap
→ 2022-02-18
Apache Cassandra CQL
#tcp #9042 #cassandra
→ 2022-02-18
TPKT ISO 8073/X.224 COTP Connect Request
#tcp #102 #tpkt #cotp #tsap
→ 2022-02-17
Android Debug Bridge(ADB) service
#tcp #5555 #rsync
→ 2022-02-17
Rsyncd service enumeration
#tcp #873 #rsync
→