pdf/CrowdTLS
pdf/CrowdTLS
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Initial MVP. Not optimal.

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Darryl Nixon 2023-06-07 14:36:03 -07:00
parent 6115e56171
commit 329a71c5b7
3 changed files with 15 additions and 10 deletions
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1
.gitignore vendored Normal file
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@ -0,0 +1 @@
**/.DS_Store

3
manifest.json
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@ -22,7 +22,8 @@
"default_popup": "crowdtls.html" "default_popup": "crowdtls.html"
}, },
"host_permissions": [ "host_permissions": [
"https://crowdtls.mips.uk/api/*", "https://crowdtls.mips.uk/api/v1/*",
"http://127.0.0.1:8000/api/v1/*",
"https://*/*" "https://*/*"
], ],
"permissions": [ "permissions": [

19
worker.js
View file

@ -7,7 +7,8 @@
"use strict"; "use strict";
const API_BASE = "https://crowdtls.mips.uk/api/v1"; // const API_BASE = "https://crowdtls.mips.uk/api/v1";
const API_BASE = "http://127.0.0.1:8000/api/v1";
/** /**
* Processes the given request details to extract and log security information. * Processes the given request details to extract and log security information.
@ -21,6 +22,7 @@ const API_BASE = "https://crowdtls.mips.uk/api/v1";
*/ */
async function process_request(details) { async function process_request(details) {
try { try {
let hostname = (new URL(details.url)).hostname;
let securityInfo = await browser.webRequest.getSecurityInfo(details.requestId, { certificateChain: true, rawDER: true }); let securityInfo = await browser.webRequest.getSecurityInfo(details.requestId, { certificateChain: true, rawDER: true });
if (securityInfo.state !== "insecure") { if (securityInfo.state !== "insecure") {
const fingerprint = securityInfo.certificates[0].fingerprint.sha256; const fingerprint = securityInfo.certificates[0].fingerprint.sha256;
@ -44,7 +46,7 @@ async function process_request(details) {
fpData.lastCheck = currentTime; fpData.lastCheck = currentTime;
localStorage.setItem(fingerprint, JSON.stringify(fpData)); localStorage.setItem(fingerprint, JSON.stringify(fpData));
await check_fingerprint(securityInfo.certificates); await check_fingerprint(hostname, securityInfo.certificates);
} }
} catch (error) { } catch (error) {
console.error(error); console.error(error);
@ -57,16 +59,17 @@ async function process_request(details) {
* *
* @async * @async
* @function * @function
* @param {string} hostname - The hostname of the website.
* @param {Array} certificates - The list of certificates. * @param {Array} certificates - The list of certificates.
*/ */
async function check_fingerprint(certificates) { async function check_fingerprint(hostname, certificates) {
try { try {
const fingerprints = certificates.map(cert => cert.fingerprint.sha256); const fingerprints = certificates.map(cert => cert.fingerprint.sha256);
const response = await fetch(`${API_BASE}/check`, { const response = await fetch(`${API_BASE}/check`, {
method: 'POST', method: 'POST',
headers: { 'Content-Type': 'application/json' }, headers: { 'Content-Type': 'application/json' },
body: JSON.stringify({ fps: fingerprints }), body: JSON.stringify({ host: hostname, fps: fingerprints }),
timeout: 5000 timeout: 5000
}); });
@ -79,7 +82,7 @@ async function check_fingerprint(certificates) {
if (data) { if (data) {
if (data["send"] === true) { if (data["send"] === true) {
send_certificate_chain(certificates); send_certificate_chain(hostname, certificates);
} }
} }
} }
@ -93,23 +96,23 @@ async function check_fingerprint(certificates) {
* *
* @async * @async
* @function * @function
* @param {string} hostname - The hostname of the website.
* @param {Array} certificates - The list of certificates. * @param {Array} certificates - The list of certificates.
* @throws Will log an error to the console if the request fails. * @throws Will log an error to the console if the request fails.
*/ */
async function send_certificate_chain(certificates) { async function send_certificate_chain(hostname, certificates) {
try { try {
let chain = {}; let chain = {};
certificates.forEach(cert => { certificates.forEach(cert => {
chain[cert.fingerprint.sha256] = cert.rawDER; chain[cert.fingerprint.sha256] = cert.rawDER;
}); });
console.log(JSON.stringify(chain));
const response = await fetch(`${API_BASE}/new`, { const response = await fetch(`${API_BASE}/new`, {
method: 'POST', method: 'POST',
headers: { headers: {
'Content-Type': 'application/json' 'Content-Type': 'application/json'
}, },
body: JSON.stringify(chain), body: JSON.stringify({ host: hostname, certs: chain }),
timeout: 10000 timeout: 10000
}); });