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QUIC: extract "max idle timeout" parameter #2649

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Merged
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Jan 6, 2025
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QUIC: extract "max idle timeout" parameter #2649

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2 changes: 2 additions & 0 deletions example/ndpiReader.c
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Expand Up @@ -2195,6 +2195,8 @@ static void printFlow(u_int32_t id, struct ndpi_flow_info *flow, u_int16_t threa
fprintf(out, "]");
}

if(flow->idle_timeout_sec) fprintf(out, "[Idle Timeout: %d]", flow->idle_timeout_sec);

#ifdef HEURISTICS_CODE
if(flow->ssh_tls.browser_heuristics.is_safari_tls) fprintf(out, "[Safari]");
if(flow->ssh_tls.browser_heuristics.is_firefox_tls) fprintf(out, "[Firefox]");
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3 changes: 3 additions & 0 deletions example/reader_util.c
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Expand Up @@ -1531,6 +1531,9 @@ void process_ndpi_collected_info(struct ndpi_workflow * workflow, struct ndpi_fl
flow->ssh_tls.ssl_version = flow->ndpi_flow->protos.tls_quic.ssl_version;
flow->ssh_tls.quic_version = flow->ndpi_flow->protos.tls_quic.quic_version;

if (is_quic)
flow->idle_timeout_sec = flow->ndpi_flow->protos.tls_quic.quic_idle_timeout_sec;

if(flow->ndpi_flow->protos.tls_quic.server_names_len > 0 && flow->ndpi_flow->protos.tls_quic.server_names)
flow->ssh_tls.server_names = ndpi_strdup(flow->ndpi_flow->protos.tls_quic.server_names);

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1 change: 1 addition & 0 deletions example/reader_util.h
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Expand Up @@ -279,6 +279,7 @@ typedef struct ndpi_flow_info {
char *bittorent_hash;
char *dhcp_fingerprint;
char *dhcp_class_ident;
uint32_t idle_timeout_sec;
ndpi_risk risk;

struct {
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1 change: 1 addition & 0 deletions src/include/ndpi_private.h
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Expand Up @@ -672,6 +672,7 @@ int quic_len(const uint8_t *buf, uint64_t *value);
int quic_len_buffer_still_required(uint8_t value);
int is_version_with_var_int_transport_params(uint32_t version);
int is_version_with_tls(uint32_t version);
int is_quic_ver_greater_than(uint32_t version, uint8_t min_version);
void process_chlo(struct ndpi_detection_module_struct *ndpi_struct,
struct ndpi_flow_struct *flow,
const u_int8_t *crypto_data, uint32_t crypto_data_len);
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1 change: 1 addition & 0 deletions src/include/ndpi_typedefs.h
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Expand Up @@ -1446,6 +1446,7 @@ struct ndpi_flow_struct {
ndpi_cipher_weakness server_unsafe_cipher;

u_int32_t quic_version;
u_int32_t quic_idle_timeout_sec;
} tls_quic; /* Used also by DTLS and POPS/IMAPS/SMTPS/FTPS */

struct {
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20 changes: 15 additions & 5 deletions src/lib/protocols/quic.c
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Expand Up @@ -129,8 +129,7 @@ static int is_quic_ver_less_than(uint32_t version, uint8_t max_version)
uint8_t u8_ver = get_u8_quic_ver(version);
return u8_ver && u8_ver <= max_version;
}

static int is_quic_ver_greater_than(uint32_t version, uint8_t min_version)
int is_quic_ver_greater_than(uint32_t version, uint8_t min_version)
{
return get_u8_quic_ver(version) >= min_version;
}
Expand Down Expand Up @@ -1424,7 +1423,7 @@ void process_chlo(struct ndpi_detection_module_struct *ndpi_struct,
uint32_t prev_offset;
uint32_t tag_offset_start, offset, len;
ndpi_protocol_match_result ret_match;
int sni_found = 0, ua_found = 0;
int sni_found = 0, ua_found = 0, icsl_found = 0;

if(crypto_data_len < 6)
return;
Expand Down Expand Up @@ -1479,7 +1478,7 @@ void process_chlo(struct ndpi_detection_module_struct *ndpi_struct,
}

sni_found = 1;
if (ua_found)
if (ua_found && icsl_found)
return;
}

Expand All @@ -1491,7 +1490,18 @@ void process_chlo(struct ndpi_detection_module_struct *ndpi_struct,
http_process_user_agent(ndpi_struct, flow, &crypto_data[uaid_offset], len); /* http.c */
ua_found = 1;

if (sni_found)
if (sni_found && icsl_found)
return;
}

if(memcmp(tag, "ICSL", 4) == 0 && len >= 4) {
u_int icsl_offset = tag_offset_start + prev_offset;

flow->protos.tls_quic.quic_idle_timeout_sec = le32toh((*(uint32_t *)&crypto_data[icsl_offset]));
NDPI_LOG_DBG2(ndpi_struct, "ICSL: %d\n", flow->protos.tls_quic.quic_idle_timeout_sec);
icsl_found = 1;

if (sni_found && ua_found)
return;
}

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17 changes: 17 additions & 0 deletions src/lib/protocols/tls.c
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Expand Up @@ -3223,6 +3223,23 @@ int processClientServerHello(struct ndpi_detection_module_struct *ndpi_struct,
http_process_user_agent(ndpi_struct, flow, &packet->payload[s_offset], param_len);
break;
}
if(param_type == 0x01) {
uint64_t max_idle_timeout;

/* max_idle_timeout format changed across draft versions.
Nowdays, we are interested only in latest draft, so check
only for the RFC format */
if(is_quic_ver_greater_than(quic_version, 27)) {
if(param_len > 0 &&
quic_len_buffer_still_required(packet->payload[s_offset]) <= (int)param_len) {
quic_len(&packet->payload[s_offset], &max_idle_timeout);
flow->protos.tls_quic.quic_idle_timeout_sec = max_idle_timeout / 1000;
#ifdef DEBUG_TLS
printf("Max Idle Timeout: %d\n", flow->protos.tls_quic.quic_idle_timeout_sec);
#endif
}
}
}
s_offset += param_len;
}
} else if(extension_id == 21) { /* Padding */
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2 changes: 1 addition & 1 deletion tests/cfgs/default/result/dlt_ppp.pcap.out
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Expand Up @@ -29,4 +29,4 @@ JA3 Host Stats:
1 193.167.0.252 1


1 UDP 193.167.0.252:44083 -> 193.167.100.100:443 [proto: 188/QUIC][IP: 0/Unknown][Encrypted][Confidence: DPI][FPC: 188/QUIC, Confidence: DPI][DPI packets: 1][cat: Web/5][1 pkts/1230 bytes -> 0 pkts/0 bytes][Goodput ratio: 97/0][< 1 sec][Hostname/SNI: server4][(Advertised) ALPNs: hq-29][TLS Supported Versions: TLSv1.3;TLSv1.3 (draft);TLSv1.3 (draft);TLSv1.3 (draft)][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][TLSv1.3][QUIC ver: Draft-29][JA3C: fe94e313a5d76fb687c85443cdfa8170][JA4: q00d0308hq_55b375c5d22e_23ed935430f2][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,100,0,0,0,0,0,0,0,0,0,0]
1 UDP 193.167.0.252:44083 -> 193.167.100.100:443 [proto: 188/QUIC][IP: 0/Unknown][Encrypted][Confidence: DPI][FPC: 188/QUIC, Confidence: DPI][DPI packets: 1][cat: Web/5][1 pkts/1230 bytes -> 0 pkts/0 bytes][Goodput ratio: 97/0][< 1 sec][Hostname/SNI: server4][(Advertised) ALPNs: hq-29][TLS Supported Versions: TLSv1.3;TLSv1.3 (draft);TLSv1.3 (draft);TLSv1.3 (draft)][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][TLSv1.3][QUIC ver: Draft-29][JA3C: fe94e313a5d76fb687c85443cdfa8170][JA4: q00d0308hq_55b375c5d22e_23ed935430f2][Idle Timeout: 150][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,100,0,0,0,0,0,0,0,0,0,0]
2 changes: 1 addition & 1 deletion tests/cfgs/default/result/doq.pcapng.out
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Expand Up @@ -31,5 +31,5 @@ JA3 Host Stats:
1 ::1 1


1 UDP [::1]:47826 <-> [::1]:784 [proto: 188.196/QUIC.DoH_DoT][IP: 0/Unknown][Encrypted][Confidence: DPI][FPC: 188.196/QUIC.DoH_DoT, Confidence: DPI][DPI packets: 1][cat: Network/14][3 pkts/1690 bytes <-> 11 pkts/3098 bytes][Goodput ratio: 89/78][3.16 sec][(Advertised) ALPNs: doq-i00][TLS Supported Versions: TLSv1.3;TLSv1.3 (draft);TLSv1.3 (draft);TLSv1.3 (draft)][bytes ratio: -0.294 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/7 1/329 2/1601 1/517][Pkt Len c2s/s2c min/avg/max/stddev: 117/117 563/282 1294/1294 521/340][Risk: ** Missing SNI TLS Extn **][Risk Score: 50][Risk Info: No server to client traffic / SNI should always be present][TLSv1.3][QUIC ver: Draft-32][JA3C: c0ce40fbb78cbf86a14e6a38b26d6ede][JA4: q00d0307do_55b375c5d22e_23ed935430f2][Plen Bins: 0,21,50,0,0,0,7,0,0,0,0,0,0,0,7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,0,0,0,0,0,0,0,0,0]
1 UDP [::1]:47826 <-> [::1]:784 [proto: 188.196/QUIC.DoH_DoT][IP: 0/Unknown][Encrypted][Confidence: DPI][FPC: 188.196/QUIC.DoH_DoT, Confidence: DPI][DPI packets: 1][cat: Network/14][3 pkts/1690 bytes <-> 11 pkts/3098 bytes][Goodput ratio: 89/78][3.16 sec][(Advertised) ALPNs: doq-i00][TLS Supported Versions: TLSv1.3;TLSv1.3 (draft);TLSv1.3 (draft);TLSv1.3 (draft)][bytes ratio: -0.294 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/7 1/329 2/1601 1/517][Pkt Len c2s/s2c min/avg/max/stddev: 117/117 563/282 1294/1294 521/340][Risk: ** Missing SNI TLS Extn **][Risk Score: 50][Risk Info: No server to client traffic / SNI should always be present][TLSv1.3][QUIC ver: Draft-32][JA3C: c0ce40fbb78cbf86a14e6a38b26d6ede][JA4: q00d0307do_55b375c5d22e_23ed935430f2][Idle Timeout: 20][Plen Bins: 0,21,50,0,0,0,7,0,0,0,0,0,0,0,7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,0,0,0,0,0,0,0,0,0]
2 ICMPV6 [::1]:0 -> [::1]:0 [proto: 102/ICMPV6][IP: 0/Unknown][ClearText][Confidence: DPI][FPC: 102/ICMPV6, Confidence: DPI][DPI packets: 1][cat: Network/14][6 pkts/1170 bytes -> 0 pkts/0 bytes][Goodput ratio: 68/0][3.10 sec][bytes ratio: 1.000 (Upload)][IAT c2s/s2c min/avg/max/stddev: 100/0 620/0 1601/0 546/0][Pkt Len c2s/s2c min/avg/max/stddev: 195/0 195/0 195/0 0/0][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][Plen Bins: 0,0,0,0,100,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]
2 changes: 1 addition & 1 deletion tests/cfgs/default/result/doq_adguard.pcapng.out
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Expand Up @@ -29,4 +29,4 @@ JA3 Host Stats:
1 192.168.12.169 1


1 UDP 192.168.12.169:41070 <-> 94.140.14.14:784 [proto: 188.196/QUIC.DoH_DoT][IP: 0/Unknown][Encrypted][Confidence: DPI][FPC: 188.196/QUIC.DoH_DoT, Confidence: DPI][DPI packets: 1][cat: Network/14][164 pkts/17196 bytes <-> 132 pkts/27249 bytes][Goodput ratio: 60/80][38.08 sec][Hostname/SNI: dns.adguard.com][(Advertised) ALPNs: doq-i00][TLS Supported Versions: TLSv1.3][bytes ratio: -0.226 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/0 232/242 2999/3045 449/458][Pkt Len c2s/s2c min/avg/max/stddev: 72/81 105/206 1274/1294 132/268][TLSv1.3][QUIC ver: Draft-29][JA3C: 1e022f87823477abd6a79c31d70062d7][JA4: q13d0309do_55b375c5d22e_f68d9329452a][PLAIN TEXT (AKToSb)][Plen Bins: 15,47,16,9,4,0,2,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,0]
1 UDP 192.168.12.169:41070 <-> 94.140.14.14:784 [proto: 188.196/QUIC.DoH_DoT][IP: 0/Unknown][Encrypted][Confidence: DPI][FPC: 188.196/QUIC.DoH_DoT, Confidence: DPI][DPI packets: 1][cat: Network/14][164 pkts/17196 bytes <-> 132 pkts/27249 bytes][Goodput ratio: 60/80][38.08 sec][Hostname/SNI: dns.adguard.com][(Advertised) ALPNs: doq-i00][TLS Supported Versions: TLSv1.3][bytes ratio: -0.226 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/0 232/242 2999/3045 449/458][Pkt Len c2s/s2c min/avg/max/stddev: 72/81 105/206 1274/1294 132/268][TLSv1.3][QUIC ver: Draft-29][JA3C: 1e022f87823477abd6a79c31d70062d7][JA4: q13d0309do_55b375c5d22e_f68d9329452a][Idle Timeout: 180][PLAIN TEXT (AKToSb)][Plen Bins: 15,47,16,9,4,0,2,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,0]
2 changes: 1 addition & 1 deletion tests/cfgs/default/result/google_meet.pcapng.out
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Expand Up @@ -30,5 +30,5 @@ JA3 Host Stats:
1 192.168.88.231 2


1 UDP 192.168.88.231:59369 <-> 173.194.73.101:443 [proto: 188.201/QUIC.GoogleMeet][IP: 126/Google][Encrypted][Confidence: DPI][FPC: 188.201/QUIC.GoogleMeet, Confidence: DPI][DPI packets: 1][cat: Chat/9][2 pkts/1373 bytes <-> 4 pkts/5168 bytes][Goodput ratio: 94/97][0.04 sec][Hostname/SNI: meet.google.com][(Advertised) ALPNs: h3][TLS Supported Versions: TLSv1.3][bytes ratio: -0.580 (Download)][IAT c2s/s2c min/avg/max/stddev: 18/17 18/6 18/17 0/8][Pkt Len c2s/s2c min/avg/max/stddev: 81/1292 686/1292 1292/1292 606/0][TLSv1.3][QUIC ver: V-1][JA3C: 86ba0adabbe377daf6b620f07b59b45c][JA4: q13d0311h0_55b375c5d22e_5a1f323ef56d][ECH: version 0xfe0d][PLAIN TEXT (w.ZLst)][Plen Bins: 0,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,83,0,0,0,0,0,0,0,0]
1 UDP 192.168.88.231:59369 <-> 173.194.73.101:443 [proto: 188.201/QUIC.GoogleMeet][IP: 126/Google][Encrypted][Confidence: DPI][FPC: 188.201/QUIC.GoogleMeet, Confidence: DPI][DPI packets: 1][cat: Chat/9][2 pkts/1373 bytes <-> 4 pkts/5168 bytes][Goodput ratio: 94/97][0.04 sec][Hostname/SNI: meet.google.com][(Advertised) ALPNs: h3][TLS Supported Versions: TLSv1.3][bytes ratio: -0.580 (Download)][IAT c2s/s2c min/avg/max/stddev: 18/17 18/6 18/17 0/8][Pkt Len c2s/s2c min/avg/max/stddev: 81/1292 686/1292 1292/1292 606/0][TLSv1.3][QUIC ver: V-1][JA3C: 86ba0adabbe377daf6b620f07b59b45c][JA4: q13d0311h0_55b375c5d22e_5a1f323ef56d][ECH: version 0xfe0d][Idle Timeout: 30][PLAIN TEXT (w.ZLst)][Plen Bins: 0,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,83,0,0,0,0,0,0,0,0]
2 TCP 192.168.88.231:43268 <-> 173.194.73.101:443 [proto: 91.201/TLS.GoogleMeet][IP: 126/Google][Encrypted][Confidence: DPI][FPC: 126/Google, Confidence: IP address][DPI packets: 6][cat: Chat/9][3 pkts/741 bytes <-> 3 pkts/1606 bytes][Goodput ratio: 72/87][0.03 sec][Hostname/SNI: meet.google.com][(Advertised) ALPNs: h2;http/1.1][TLS Supported Versions: GREASE;TLSv1.3;TLSv1.2][bytes ratio: -0.369 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/0 8/8 16/16 8/8][Pkt Len c2s/s2c min/avg/max/stddev: 66/66 247/535 601/1466 250/658][TCP Fingerprint: 2_64_32120_2e3cee914fc1/Linux][TLSv1.3][JA3C: f97d8fcbd3d1517f7bf0d2c536a503a1][JA4: t13d1516h2_8daaf6152771_02713d6af862][JA3S: eb1d94daa7e0344597e756a1fb6e7054][ECH: version 0xfe0d][Chrome][Cipher: TLS_AES_128_GCM_SHA256][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,50,0,0,0,0]
2 changes: 1 addition & 1 deletion tests/cfgs/default/result/gquic.pcap.out
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Expand Up @@ -24,4 +24,4 @@ Google 1 1392 1

Acceptable 1 1392 1

1 UDP 10.44.5.25:61097 -> 216.58.213.163:443 [proto: 188.126/QUIC.Google][IP: 126/Google][Encrypted][Confidence: DPI][FPC: 188.126/QUIC.Google, Confidence: DPI][DPI packets: 1][cat: Web/5][1 pkts/1392 bytes -> 0 pkts/0 bytes][Goodput ratio: 97/0][< 1 sec][Hostname/SNI: www.gstatic.com][User-Agent: canary Chrome/85.0.4169.0 Windows NT 10.0; Win64; x64][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][QUIC ver: Q050][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,100,0,0,0,0,0]
1 UDP 10.44.5.25:61097 -> 216.58.213.163:443 [proto: 188.126/QUIC.Google][IP: 126/Google][Encrypted][Confidence: DPI][FPC: 188.126/QUIC.Google, Confidence: DPI][DPI packets: 1][cat: Web/5][1 pkts/1392 bytes -> 0 pkts/0 bytes][Goodput ratio: 97/0][< 1 sec][Hostname/SNI: www.gstatic.com][User-Agent: canary Chrome/85.0.4169.0 Windows NT 10.0; Win64; x64][Risk: ** Unidirectional Traffic **][Risk Score: 10][Risk Info: No server to client traffic][QUIC ver: Q050][Idle Timeout: 30][Plen Bins: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,100,0,0,0,0,0]
2 changes: 1 addition & 1 deletion tests/cfgs/default/result/http_ipv6.pcap.out
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Expand Up @@ -39,7 +39,7 @@ JA3 Host Stats:
1 2a00:d40:1:3:7aac:c0ff:fea7:d4c 1


1 UDP [2a00:d40:1:3:7aac:c0ff:fea7:d4c]:45931 <-> [2a00:1450:4001:803::1017]:443 [proto: 188.126/QUIC.Google][IP: 126/Google][Encrypted][Confidence: DPI][FPC: 188.126/QUIC.Google, Confidence: DPI][DPI packets: 1][cat: Web/5][33 pkts/7741 bytes <-> 29 pkts/8236 bytes][Goodput ratio: 74/78][11.12 sec][Hostname/SNI: www.google.it][bytes ratio: -0.031 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 11/2 412/168 6008/1778 1177/366][Pkt Len c2s/s2c min/avg/max/stddev: 99/91 235/284 1412/1412 286/301][User-Agent: Chrome/46.0.2490.80 Linux x86_64][QUIC ver: Q025][PLAIN TEXT (www.google.it)][Plen Bins: 8,54,0,0,0,1,18,4,0,0,0,0,0,0,0,1,6,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,3,0,0,0,0,0]
1 UDP [2a00:d40:1:3:7aac:c0ff:fea7:d4c]:45931 <-> [2a00:1450:4001:803::1017]:443 [proto: 188.126/QUIC.Google][IP: 126/Google][Encrypted][Confidence: DPI][FPC: 188.126/QUIC.Google, Confidence: DPI][DPI packets: 1][cat: Web/5][33 pkts/7741 bytes <-> 29 pkts/8236 bytes][Goodput ratio: 74/78][11.12 sec][Hostname/SNI: www.google.it][bytes ratio: -0.031 (Mixed)][IAT c2s/s2c min/avg/max/stddev: 11/2 412/168 6008/1778 1177/366][Pkt Len c2s/s2c min/avg/max/stddev: 99/91 235/284 1412/1412 286/301][User-Agent: Chrome/46.0.2490.80 Linux x86_64][QUIC ver: Q025][Idle Timeout: 30][PLAIN TEXT (www.google.it)][Plen Bins: 8,54,0,0,0,1,18,4,0,0,0,0,0,0,0,1,6,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,3,0,0,0,0,0]
2 TCP [2a00:d40:1:3:7aac:c0ff:fea7:d4c]:37506 <-> [2a03:b0c0:3:d0::70:1001]:443 [proto: 91.26/TLS.ntop][IP: 0/Unknown][Encrypted][Confidence: DPI][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 12][cat: Network/14][14 pkts/3969 bytes <-> 12 pkts/11648 bytes][Goodput ratio: 69/91][0.43 sec][Hostname/SNI: www.ntop.org][(Advertised) ALPNs: http/1.1;spdy/3.1;h2-14;h2][bytes ratio: -0.492 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/0 37/44 229/290 62/88][Pkt Len c2s/s2c min/avg/max/stddev: 86/86 284/971 919/1514 324/539][Risk: ** TLS Cert Mismatch **][Risk Score: 100][Risk Info: www.ntop.org vs shop.ntop.org,www.shop.ntop.org][TCP Fingerprint: 2_64_28800_83b2f9a5576c/Unknown][TLSv1.2][JA3C: d3e627f423a33ea41841c19b8af79293][JA4: t12d1612ht_94fc43e2fc61_c9eaec7dbab4][ServerNames: shop.ntop.org,www.shop.ntop.org][JA3S: 389ed42c02ebecc32e73aa31def07e14][Issuer: C=GB, ST=Greater Manchester, L=Salford, O=COMODO CA Limited, CN=COMODO RSA Domain Validation Secure Server CA][Subject: OU=Domain Control Validated, OU=PositiveSSL, CN=shop.ntop.org][Certificate SHA-1: FB:A6:FF:A7:58:F3:9D:54:24:45:E5:A0:C4:04:18:D5:58:91:E0:34][Firefox][Validity: 2015-11-15 00:00:00 - 2018-11-14 23:59:59][Cipher: TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256][Plen Bins: 0,0,0,6,0,0,6,0,6,0,0,0,0,0,0,0,0,6,0,0,6,0,0,0,6,6,6,0,0,0,0,6,0,0,0,0,6,0,6,0,0,0,0,0,28,0,0,0]
3 TCP [2a00:d40:1:3:7aac:c0ff:fea7:d4c]:37486 <-> [2a03:b0c0:3:d0::70:1001]:443 [proto: 91.26/TLS.ntop][IP: 0/Unknown][Encrypted][Confidence: DPI][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 12][cat: Network/14][11 pkts/1292 bytes <-> 8 pkts/5722 bytes][Goodput ratio: 26/88][0.17 sec][Hostname/SNI: www.ntop.org][(Advertised) ALPNs: http/1.1;spdy/3.1;h2-14;h2][bytes ratio: -0.632 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/0 18/11 64/27 19/12][Pkt Len c2s/s2c min/avg/max/stddev: 86/86 117/715 298/1514 67/608][Risk: ** TLS Cert Mismatch **][Risk Score: 100][Risk Info: www.ntop.org vs shop.ntop.org,www.shop.ntop.org][TCP Fingerprint: 2_64_28800_83b2f9a5576c/Unknown][TLSv1.2][JA3C: d3e627f423a33ea41841c19b8af79293][JA4: t12d1612ht_94fc43e2fc61_c9eaec7dbab4][ServerNames: shop.ntop.org,www.shop.ntop.org][JA3S: 389ed42c02ebecc32e73aa31def07e14][Issuer: C=GB, ST=Greater Manchester, L=Salford, O=COMODO CA Limited, CN=COMODO RSA Domain Validation Secure Server CA][Subject: OU=Domain Control Validated, OU=PositiveSSL, CN=shop.ntop.org][Certificate SHA-1: FB:A6:FF:A7:58:F3:9D:54:24:45:E5:A0:C4:04:18:D5:58:91:E0:34][Firefox][Validity: 2015-11-15 00:00:00 - 2018-11-14 23:59:59][Cipher: TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256][Plen Bins: 0,0,0,14,0,0,14,0,14,0,0,0,0,0,0,0,0,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,0,0,0,0,0,28,0,0,0]
4 TCP [2a00:d40:1:3:7aac:c0ff:fea7:d4c]:37494 <-> [2a03:b0c0:3:d0::70:1001]:443 [proto: 91.26/TLS.ntop][IP: 0/Unknown][Encrypted][Confidence: DPI][FPC: 0/Unknown, Confidence: Unknown][DPI packets: 12][cat: Network/14][10 pkts/1206 bytes <-> 8 pkts/5722 bytes][Goodput ratio: 28/88][0.12 sec][Hostname/SNI: www.ntop.org][(Advertised) ALPNs: http/1.1;spdy/3.1;h2-14;h2][bytes ratio: -0.652 (Download)][IAT c2s/s2c min/avg/max/stddev: 0/0 15/9 50/23 16/10][Pkt Len c2s/s2c min/avg/max/stddev: 86/86 121/715 298/1514 70/608][Risk: ** TLS Cert Mismatch **][Risk Score: 100][Risk Info: www.ntop.org vs shop.ntop.org,www.shop.ntop.org][TCP Fingerprint: 2_64_28800_83b2f9a5576c/Unknown][TLSv1.2][JA3C: d3e627f423a33ea41841c19b8af79293][JA4: t12d1612ht_94fc43e2fc61_c9eaec7dbab4][ServerNames: shop.ntop.org,www.shop.ntop.org][JA3S: 389ed42c02ebecc32e73aa31def07e14][Issuer: C=GB, ST=Greater Manchester, L=Salford, O=COMODO CA Limited, CN=COMODO RSA Domain Validation Secure Server CA][Subject: OU=Domain Control Validated, OU=PositiveSSL, CN=shop.ntop.org][Certificate SHA-1: FB:A6:FF:A7:58:F3:9D:54:24:45:E5:A0:C4:04:18:D5:58:91:E0:34][Firefox][Validity: 2015-11-15 00:00:00 - 2018-11-14 23:59:59][Cipher: TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256][Plen Bins: 0,0,0,14,0,0,14,0,14,0,0,0,0,0,0,0,0,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,14,0,0,0,0,0,28,0,0,0]
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