Gamercat/GoodbyeDPI
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New modes: -8 and -9

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-8 is -7 with added --wrong-seq, it sends two subsequent fake packets, one with
incorrect sequence, and another one with incorrect checksum.

-9 is -8 with QUIC block.
This commit is contained in:
ValdikSS 2024-07-31 12:58:02 +03:00
parent f1aece75ae
commit f7362094d3
2 changed files with 14 additions and 1 deletions
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4
README.md
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@ -81,6 +81,10 @@ Modern modesets (more stable, more compatible, faster):
-5 -f 2 -e 2 --auto-ttl --reverse-frag --max-payload (this is the default) -5 -f 2 -e 2 --auto-ttl --reverse-frag --max-payload (this is the default)
-6 -f 2 -e 2 --wrong-seq --reverse-frag --max-payload -6 -f 2 -e 2 --wrong-seq --reverse-frag --max-payload
-7 -f 2 -e 2 --wrong-chksum --reverse-frag --max-payload -7 -f 2 -e 2 --wrong-chksum --reverse-frag --max-payload
-8 -f 2 -e 2 --wrong-seq --wrong-chksum --reverse-frag --max-payload
-9 -f 2 -e 2 --wrong-seq --wrong-chksum --reverse-frag --max-payload -q
Note: combination of --wrong-seq and --wrong-chksum generates two different fake packets.
``` ```
To check if your ISP's DPI could be circumvented, first make sure that your provider does not poison DNS answers by enabling "Secure DNS (DNS over HTTPS)" option in your browser. To check if your ISP's DPI could be circumvented, first make sure that your provider does not poison DNS answers by enabling "Secure DNS (DNS over HTTPS)" option in your browser.

11
src/goodbyedpi.c
View File

@ -648,7 +648,7 @@ int main(int argc, char *argv[]) {
max_payload_size = 1200; max_payload_size = 1200;
} }
while ((opt = getopt_long(argc, argv, "1234567pqrsaf:e:mwk:n", long_options, NULL)) != -1) { while ((opt = getopt_long(argc, argv, "123456789pqrsaf:e:mwk:n", long_options, NULL)) != -1) {
switch (opt) { switch (opt) {
case '1': case '1':
do_passivedpi = do_host = do_host_removespace \ do_passivedpi = do_host = do_host_removespace \
@ -689,6 +689,12 @@ int main(int argc, char *argv[]) {
do_wrong_seq = 1; do_wrong_seq = 1;
max_payload_size = 1200; max_payload_size = 1200;
break; break;
case '9': // +7+8
do_block_quic = 1;
// fall through
case '8': // +7
do_wrong_seq = 1;
// fall through
case '7': case '7':
do_fragment_http = do_fragment_https = 1; do_fragment_http = do_fragment_https = 1;
do_reverse_frag = do_native_frag = 1; do_reverse_frag = do_native_frag = 1;
@ -961,6 +967,9 @@ int main(int argc, char *argv[]) {
" -5 -f 2 -e 2 --auto-ttl --reverse-frag --max-payload (this is the default)\n" " -5 -f 2 -e 2 --auto-ttl --reverse-frag --max-payload (this is the default)\n"
" -6 -f 2 -e 2 --wrong-seq --reverse-frag --max-payload\n" " -6 -f 2 -e 2 --wrong-seq --reverse-frag --max-payload\n"
" -7 -f 2 -e 2 --wrong-chksum --reverse-frag --max-payload\n" " -7 -f 2 -e 2 --wrong-chksum --reverse-frag --max-payload\n"
" -8 -f 2 -e 2 --wrong-seq --wrong-chksum --reverse-frag --max-payload\n"
" -9 -f 2 -e 2 --wrong-seq --wrong-chksum --reverse-frag --max-payload -q\n\n"
"Note: combination of --wrong-seq and --wrong-chksum generates two different fake packets.\n"
); );
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }