security warning certificate android

I. Vulnerability descriptionSecurity company Bluebox Security recently claims that they have discovered vulnerabilities that may affect 99% devices in the Android system. According to this statement, this vulnerability has existed since Android 1.6 (Donut). malware makers can use it to modify the APK code without cracking the encrypted signature, attackers can by

can be easily created by Kali Linux. Go fishing at the mall. Encryption algorithm RC4 is obsolete and not recommended for use. SHA256 best, not recommended MD5 SHA1 RSA to 2048 bit, to padding. The symmetric encryption key is not placed in the code. Can be negotiated after saving on local encrypted storage. AES does not use the ECB mode, initialization vectors do not use fixed constants. Securerandome do not use Setseed () and do not pass in fixed valu

) url. openConnection ();} /*** Trust all hosts-do not check any certificate*/@ SuppressLint ("TrulyRandom ")Private static void trustAllHosts (){// Create a trust manager that does not validate certificate chains// Android uses the X509 Certificate Information MechanismTrustManager [] trustAllCerts = new TrustManager

, as follows: Then there is a question, if you want to run a request with Sqlmap, there is no SQL injection, how to do? It is very simple to save each proxy request to the log, Sqlmap use the-l parameter to specify the file run. Specific settings:If we select the Sqlmap.txt file, save the proxy request log.E:\android>sqlmap.py-l Sqlmap.txtYou can run like this. How do I catch HTTPS packets? We test the reset password, retri

 Certified Peer-to-peer Examples:Basic and Digest authentication for HTTPPAP and CHAP authentication for PPPMobile phone login password and hidden MMI designSeven Electronic signatures(a) signature to solve what problemSign what? Integrity Protection of the contents of the checkWho's signing? Non-repudiation of the signatory(ii) The dual nature of public key cryptography(iii) Electronic signature =hash+ Public key cryptographyrsa's low-efficiency features, resulting in even signatures that

after its own package name.Non-system-level apps only agree to operate under the android/data/The above describes the limitations of access restrictions. Files written to external storage may be at risk of being changed and read by different apps on the same device (Android4.4 version number).Android API Guide [Android Guild 2013] About storage options gives a

"Question" for the NetEase Cloud Yi Shield Question and answer column, will answer and present the security domain common question and the confusion. If you have any doubts, please leave a message to ask questions.A lot of people recently consulted the Shield shield on the Android security of various kinds of questions, here compiled a question and answer collect

Reference to:http://www.freebuf.com/tools/50324.htmlFrom serious Heartbleed vulnerabilities to Apple's gotofail vulnerabilities, to the recent SSL V3 poodle vulnerabilities ... We have seen the huge disaster caused by the vulnerability of network traffic. So "valley Man" came! Google has recently developed a tool,--nogotofail, that can help developers detect security breaches in network traffic classes.Keep all networked devices protected from TLS and