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authorLuca Deri <deri@ntop.org>2021-03-20 17:56:24 +0100
committerLuca Deri <deri@ntop.org>2021-03-20 17:56:24 +0100
commit627299e4ddd7d39fcc7ce8cd703be0ed8f92da4a (patch)
tree1cc856b772fb5f56a84df4fb631b468237dd81e1 /src/lib/protocols/tls.c
parent6333bb1702619d29e7f6ce2acf9091c0ccc436c9 (diff)
Better DGA detection (slightly decreased accuracy)
Diffstat (limited to 'src/lib/protocols/tls.c')
1 files changed, 3 insertions, 5 deletions
diff --git a/src/lib/protocols/tls.c b/src/lib/protocols/tls.c
index fdd59cb67..d7116ee6e 100644
--- a/src/lib/protocols/tls.c
+++ b/src/lib/protocols/tls.c
@@ -1444,11 +1444,9 @@ int processClientServerHello(struct ndpi_detection_module_struct *ndpi_struct,
#endif
if((len >= 4)
- && strcmp(&sni[len-4], ".com") /* Check if it ends in .com or .net */
- && strcmp(&sni[len-4], ".net")
- && strncmp(sni, "www.", 4)) /* Not starting with www.... */
- ;
- else
+ /* Check if it ends in .com or .net */
+ && ((strcmp(&sni[len-4], ".com") == 0) || (strcmp(&sni[len-4], ".net") == 0))
+ && (strncmp(sni, "www.", 4) == 0)) /* Not starting with www.... */
ndpi_set_detected_protocol(ndpi_struct, flow, NDPI_PROTOCOL_TOR, NDPI_PROTOCOL_TLS);
} else {
#ifdef DEBUG_TLS