I'm using the proxy with ffprobe and ffmpeg and is failing
FFPROBE
ffprobe -probesize 5000000 -analyzeduration 5000000 -user_agent 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/147.0.0.0 Safari/537.36' -http_proxy 'http://localhost:8080' -headers 'referer:https://mysite.com/' -i "https://stream-akamai.castr.com/5b9352dbda7b8c769937e459/live_2361c920455111ea85db6911fe397b9e/index.fmp4.m3u8" -v debug -print_format json -show_streams -show_format
[AVFormatContext @ 0x55d64dd63340] Opening 'https://stream-akamai.castr.com/5b9352dbda7b8c769937e459/live_2361c920455111ea85db6911fe397b9e/index.fmp4.m3u8' for reading
[https @ 0x55d64dd64440] Setting default whitelist 'http,https,tls,rtp,tcp,udp,crypto,httpproxy'
[https @ 0x55d64dd64440] No trailing CRLF found in HTTP header. Adding it.
[tcp @ 0x55d64dd6a5c0] Original list of addresses:
[tcp @ 0x55d64dd6a5c0] Address 127.0.0.1 port 8080
[tcp @ 0x55d64dd6a5c0] Interleaved list of addresses:
[tcp @ 0x55d64dd6a5c0] Address 127.0.0.1 port 8080
[tcp @ 0x55d64dd6a5c0] Starting connection attempt to 127.0.0.1 port 8080
[tcp @ 0x55d64dd6a5c0] Successfully connected to 127.0.0.1 port 8080
[httpproxy @ 0x55d64dd679c0] Last chunk received, closing conn
timeout: the monitored command dumped core
Segmentation fault
Proxy in debug mode
root@Ubuntu:~# ./ja3proxy -addr 127.0.0.1 -port 8080 -client Chrome -version 106 -debug
HTTP Proxy Server listen at 127.0.0.1:8080, with tls fingerprint 106 Chrome
2026/04/27 19:49:55 proxy to stream-akamai.castr.com:443
2026/04/27 19:49:56 [INFO] encoded CSR
2026/04/27 19:49:56 [DEBUG] validating configuration
2026/04/27 19:49:56 [DEBUG] validate local profile
2026/04/27 19:49:56 [DEBUG] profile is valid
2026/04/27 19:49:56 [INFO] signed certificate with serial number 642455694160930042606746515222532891687222857030
2026/04/27 19:49:56 Failed to perform TLS handshake: EOF
I'm using the proxy with ffprobe and ffmpeg and is failing
FFPROBE
ffprobe -probesize 5000000 -analyzeduration 5000000 -user_agent 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/147.0.0.0 Safari/537.36' -http_proxy 'http://localhost:8080' -headers 'referer:https://mysite.com/' -i "https://stream-akamai.castr.com/5b9352dbda7b8c769937e459/live_2361c920455111ea85db6911fe397b9e/index.fmp4.m3u8" -v debug -print_format json -show_streams -show_format
[AVFormatContext @ 0x55d64dd63340] Opening 'https://stream-akamai.castr.com/5b9352dbda7b8c769937e459/live_2361c920455111ea85db6911fe397b9e/index.fmp4.m3u8' for reading
[https @ 0x55d64dd64440] Setting default whitelist 'http,https,tls,rtp,tcp,udp,crypto,httpproxy'
[https @ 0x55d64dd64440] No trailing CRLF found in HTTP header. Adding it.
[tcp @ 0x55d64dd6a5c0] Original list of addresses:
[tcp @ 0x55d64dd6a5c0] Address 127.0.0.1 port 8080
[tcp @ 0x55d64dd6a5c0] Interleaved list of addresses:
[tcp @ 0x55d64dd6a5c0] Address 127.0.0.1 port 8080
[tcp @ 0x55d64dd6a5c0] Starting connection attempt to 127.0.0.1 port 8080
[tcp @ 0x55d64dd6a5c0] Successfully connected to 127.0.0.1 port 8080
[httpproxy @ 0x55d64dd679c0] Last chunk received, closing conn
timeout: the monitored command dumped core
Segmentation fault
Proxy in debug mode
root@Ubuntu:~# ./ja3proxy -addr 127.0.0.1 -port 8080 -client Chrome -version 106 -debug
HTTP Proxy Server listen at 127.0.0.1:8080, with tls fingerprint 106 Chrome
2026/04/27 19:49:55 proxy to stream-akamai.castr.com:443
2026/04/27 19:49:56 [INFO] encoded CSR
2026/04/27 19:49:56 [DEBUG] validating configuration
2026/04/27 19:49:56 [DEBUG] validate local profile
2026/04/27 19:49:56 [DEBUG] profile is valid
2026/04/27 19:49:56 [INFO] signed certificate with serial number 642455694160930042606746515222532891687222857030
2026/04/27 19:49:56 Failed to perform TLS handshake: EOF