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SheynShield SheynShield @sheynshield · 55 subscribers
Post #138 328
#ja3 #ja4 #ja4plus

شاید تحلیل بسته های شبکه سخت باشه ولی وقتی عمیق تر بهشون نگاه میکنیم متوجه تمام ابعاد تعامل اصولی سطح #network بشیم. اینجا قرار ببینیم این دوتا عنوان چه کمکی میکنن به ما و چجوری میتونن نرم افزارهای مارو ایمن نگه دارن.
# Legacy JA3 Format (Unsorted parameters - MD5 Hash)
Parameters: 771,4865-4866-4867-49195-49199,0-23-65281-10-11-35-16,29-23-24,0
JA3 Hash : 66918128f1b9b00714861676d123d244

# Modern JA4 Format (Human-Readable + Sorted Hash)
Format : [Protocol][TLS Ver][SNI][Ciphers][Extensions][ALPN]_[Cipher Hash]_[Extension Hash]
JA4 String: t13d151600_8daaf6152771_e8a159930c27

https://youtu.be/a8q8hFDOS38

#Cybersecurity #TLS #SSL #JA3 #JA4 #JA4Plus #TLSFingerprinting #NetworkSecurity #ThreatHunting #InfoSec #MalwareAnalysis #Wireshark #Zeek #Suricata #SOCAnalyst #BlueTeam #NetworkTrafficAnalysis #EncryptedTraffic #Cryptography #CobaltStrike #C2Detection #WAF #NGFW #Fortinet #PaloAlto #NetworkEngineering #CompTIA #NetworkPlus #N10009 #SecurityPlus #SY0701 #CCNA #CISSP #SheynShield
YouTube What is the JA3/4/4+ on TLS? Welcome to another advanced network security masterclass by Sheyn Shield! In this video, we dive deep into the world of encrypted traffic analysis and TLS Fingerprinting. Even when traffic is fully encrypted via SSL/TLS, client software leaves behind distinct…
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