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Network sniffing: Check if our password is secure?
Author: Vic
I read a meager article yesterday: Is your password secure? This article describes the various traps and insecure factors faced by the accounts and passwords of websites that require personal information.Today, we will use a sniffing test to simulate the re
Implement secure password-free SSH login
1, the use of Ssh-keygen to generate a pair of public private keys, commands are as follows
SSH-KEYGEN-T RSA
A carriage return will allow you to enter the path and name of the public key, which is stored by default in the ~/.ssh/directory
Then enter a password to protect the private key, if you enter the
can add a Hash protection;
2. Set up a "logo of important things in mind" list, with easy to associate words corresponding. The associative word is recorded on the paper as a quasi cipher;
3. Install a Hash plug-in on a secure browser (such as chrome);
4. The password used in real registration is a class of random string after the identification string and the Hash computed by the associative word trans
Users often forget their passwords. In order not to forget the password, they just use some simple information to create the password, such as using the dog name, son name and birthday, the name of the current month-or anything that helps them remember the password.
For hackers that intrude into your computer system, the passwords you create are useless, just li
PHP generates a random password, easy and fast, can randomly generate a secure and reliable password, I hope this article will be helpful to everyone.
Cases
The code is as follows
Copy Code
Header ("Content-type:text/html;charset=utf-8");function Getrandpass ($length = 6) {$password =
MySQL5.6 will automatically hide the password information in the log. Next, we will introduce in detail how MySQL5.6 can process the password more securely. If you are interested, please refer to me and hope to help you
MySQL 5.6 will automatically hide the password information in the log. Next, we will introduce in detail how MySQL 5.6 processes the
PHP generates a random password, easy and fast, can randomly generate a secure and reliable password, I hope this article will be helpful to everyone.
PHP generates a secure random password program instance code as follows:
Header ("Content-type:text/html;charset=utf-8");
As software developers, one of the most important responsibilities is to protect users' personal information. If users have no technical knowledge, they have no choice but to trust us when using our services. Unfortunately, when we look into password processing, we find that there are various processing methods, many of which are not secure. Although it is impossible to build a completely
Depressed ............QQ has been stolen. Let's look back and think about it. Your password is too simple. I used to access the Internet on my computer. I only need to be careful about Trojans. Now I want to access the Internet in the public data center, I still use the five-digit password that has been used for several years, and many of my friends know that I have been talking about it, but I have never c
Php generates a random password, which is convenient and fast, and can generate a secure and reliable password randomly. I hope this article will help you.
Example
The Code is as follows:
Copy code
Header ("Content-type: text/html; charset = UTF-8 ");Function getRandPass ($ length = 6 ){$ Password
MySQL 5.6 will automatically hide the password information in the log. This is not just obfuscation, and then stores the unidirectional hash value in the log file. You can disable Password Hiding for log files by setting log-raw = OFF. The log-raw setting only affects general logs, while the password is hidden in slow query logs and binary logs.In MySQL 5.5, this
The password is stored in one-way hash to ensure the security of the user's password after the database is detached.Because of the existence of the rainbow table attack method, it is generally considered that one-way algorithms such as MD5 and sha1 are not secure enough. So how to select an appropriate encryption algorithm?The following describes several high-str
Tags: 1.2 technical ini Gate logs post secure strong machine1. Securefx cannot connect to virtual UbuntuUbuntu has installed Openssh-server,Auto ENP0S3Iface enp0s3 inet StaticAddress 192.168.1.20Netmask 255.255.255.0Gateway 192.168.1.11Dns-nameserver 233.5.5.5Change to address 192.168.1.20 #与宿主机器在同一局域网段Then restart the networksudo/etc/init.d/networking restart2. Ping www.baidu.comResolve into www.a.shifeng.com is possible, stating that Dus parsing is
Win under personal often use SECURECRT, Mac feel securecrt not good, commonly used iterm2+zsh collocation. A connection b no password login, then a above execution Ssh-keygen all the way back, the ~/.ssh/id_rsa.pub content copy to B ~/.ssh/authorized_keys inside can# # # Local Machine Create public keySsh-keygen-t rsa-c ' Your [email protected] '# # # Copy public key to SSH serverUse the Ssh-copy-id-for-osx tool to copy the public key to the SSH serve
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