depau/tapo-decrypt-poc
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Davide Depau 2020-12-02 18:49:22 +01:00
parent 37fa225d95
commit 6ed05f9e39
2 changed files with 11 additions and 11 deletions
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14
src/main/java/StreamAesUtils.java
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@ -19,21 +19,21 @@ public class StreamAesUtils {
if (!hashMap.containsKey("nonce")) { if (!hashMap.containsKey("nonce")) {
return null; return null;
} }
System.out.println("cipher=" + (hashMap.get("cipher"))); System.err.println("cipher=" + (hashMap.get("cipher")));
System.out.println("username=" + (hashMap.get("username"))); System.err.println("username=" + (hashMap.get("username")));
System.out.println("padding=" + (hashMap.get("padding"))); System.err.println("padding=" + (hashMap.get("padding")));
System.out.println("algorithm=" + (hashMap.get("algorithm"))); System.err.println("algorithm=" + (hashMap.get("algorithm")));
System.out.println("nonce=" + (hashMap.get("nonce"))); System.err.println("nonce=" + (hashMap.get("nonce")));
return fromUserNonceSuperSecretKey(hashMap.get("username"), hashMap.get("nonce"), superSecretKey); return fromUserNonceSuperSecretKey(hashMap.get("username"), hashMap.get("nonce"), superSecretKey);
} }
public static Aes fromUserNonceSuperSecretKey(String username, String nonce, String superSecretKey) throws NoSuchAlgorithmException { public static Aes fromUserNonceSuperSecretKey(String username, String nonce, String superSecretKey) throws NoSuchAlgorithmException {
if (GenKey.generateDefaultUsername().equals(username)) { if (GenKey.generateDefaultUsername().equals(username)) {
System.out.println("AES use User Password"); System.err.println("AES use User Password");
} else if ("none".equals(username)) { } else if ("none".equals(username)) {
superSecretKey = GenKey.generateDefaultPsw(); superSecretKey = GenKey.generateDefaultPsw();
} else { } else {
System.out.println("AES key-exchange unknown username"); System.err.println("AES key-exchange unknown username");
return null; return null;
} }
byte[] md5 = md5Digest(nonce + ":" + superSecretKey); byte[] md5 = md5Digest(nonce + ":" + superSecretKey);

8
src/main/java/main.kt
View file

@ -30,19 +30,19 @@ class Args(parser: ArgParser) {
fun main(args: Array<String>) = mainBody { fun main(args: Array<String>) = mainBody {
ArgParser(args).parseInto(::Args).run { ArgParser(args).parseInto(::Args).run {
if (keyExchange == null && nonce == null) { if (keyExchange == null && nonce == null) {
println("Either the Key-Exchange or the nonce must be provided!") System.err.println("Either the Key-Exchange or the nonce must be provided!")
exitProcess(1) exitProcess(1)
} }
if (cloudPassword == null) { if (cloudPassword == null) {
println("Cloud password not provided, using the default one for unprovisioned cameras") System.err.println("Cloud password not provided, using the default one for unprovisioned cameras")
} }
if (isatty(STDIN_FILENO) == 1) { if (isatty(STDIN_FILENO) == 1) {
println("Data to ${if (encrypt) "encrypt" else "decrypt"} must be sent to standard input!") System.err.println("Data to ${if (encrypt) "encrypt" else "decrypt"} must be sent to standard input!")
exitProcess(1) exitProcess(1)
} }
val toProcess = System.`in`.readAllBytesCompat() val toProcess = System.`in`.readAllBytesCompat()
if (toProcess == null) { if (toProcess == null) {
println("Unable to read data from stdin!") System.err.println("Unable to read data from stdin!")
exitProcess(1) exitProcess(1)
} }