how to protect phone number

Combine the four digits in the middle of the phone number into a Number * and four digits into a number. MySql APIs have functions: INSERT (str, pos, len, newstr) Returns the str string. Its substring starts from the pos position and is long replaced by the string newstr. If the pos length exceeds the strin

What if the phone number changes? We go to the official website, then we click Login in the interface after entering the personal center and then we click on "My 12306"-Personal information-cell phone verification-Enter a new phone number-Enter the login password, the e

)function Mail() { varPatten2=NewREGEXP (/^[0-9| a-z|_]{1,17}[@][0-9| a-z]{1,3}. (COM) $/)//e-mail Regular expression varPatten1 =NewREGEXP (/(\d{11}) |^ ((\d{7,8}) | ( \D{4}|\D{3})-(\d{7,8}) | (\d{4}|\d{3})-(\d{7,8})-(\d{4}|\d{3}|\d{2}|\d{1}) | (\d{7,8})-(\d{4}|\d{3}|\d{2}|\d{1})) $/)//mobile phone number Regular expression (11-digit mobile phone number3-4

Effect Show:Directly on the code:DOCTYPE HTML>HTMLLang= "en">Head> MetaCharSet= "UTF-8"> Metaname= "Viewport"content= "Width=device-width, initial-scale=1.0"> Metahttp-equiv= "X-ua-compatible"content= "Ie=edge"> title>Documenttitle> style>input{width:800px; } style>Head>Body> inputID= "card"type= "text"placeholder= "Please enter the bank card number"> inputID= "Phone"type= "te

The design defect of a station in the travel network of qinglv leads to a large amount of sensitive information leakage (Order/member number/name/mobile phone number/ID card number/email/address) Qinglv Holdings Co., Ltd. (hereinafter referred to as qinglv) is a subsidiary of the central Communist Youth League directly

Sometimes we need in the PHP code, hide the IP address of the next two bits, and replace the phone number in the middle of the number as * number, to keep the relevant data, this article for you to introduce several methods of implementation, interested friends, may wish to refer to the next.1. The method of hiding the

Now more and more account names use mobile phone number to log in, in order to reduce the front and back of the interaction, users need to input the format of the judgment,The current conventional approach is to make judgments after the input is completed.The following method specifies that only numbers can be entered, and characters in other formats cannot be entered:inputonkeydown= "Onlynum ();"style= "im

Get mobile phone Model: Android.os.Build.MODEL Get the phone's SDK version number: Android.os.Build.VERSION.SDK Get the phone's current network type code as follows: This is a tool class that you can save for later use. Package com.iqtogether.qxueyou.support.util; Import Android.content.Context; Import Android.net.ConnectivityManager; Import Android.net.NetworkInfo; Import Android.telephony.Telep

The java anti-sequential getshell vulnerability of a Provincial Bureau of Quality supervision involves 1.67 million industrial staff (including personal details such as name, ID card number, mobile phone number, and certificate number) 0.0 Mask Region 1.http://**.**.**/index.shtml Java deserialization ge

1, about the JavaScript form verification, if the use of bidirectional binding front-end JS frame, it will be much easier. But bloggers still suggest that you do not leave the source JS itself. Because the source of JS is the kingly way.Attention:A, error message in the code may not be found in the code, "error. jpg" IMAGE, make ab, the validation of the judgment has been completed, only need to be based on their own validation rules to form validation, replace their regular expression.C, the bl

The following is the Android read the user number, mobile phone number, SIM card serial number of the implementation code is introduced, need friends can come to refer to the next 1, using the method provided by Telephonymanager, the core code: Copy Code code as follows: Telephonymanager TM = (Telephonymanager) this.g

Note: If the number in the blacklist tries to contact you, you will not receive a notification, but the call will be recorded in the call log.1. Under the Samsung mobile phone Galaxy J7 (2016) standby page, click on the "phone" effect as follows.2. Click on the "more" option, this in the upper right corner we click on it.3. Click the "Settings" option, as shown i

Recommended reading: An analysis of Android phone defender SIM card binding An in-depth analysis of the Android phone defender MD5 encryption when saving passwords Detailed Android Phone Guardian Settings Wizard page An analysis of Android phone defender turn off automatic Updates A brief analysis of Android

principle. Actually, you can modify the call to display this stuff. Any engineer or technician in a phone, communication, network call (VoIP), or mobile phone manufacturing company knows it, just like hackers must know what an IP address is, and they can do it easily without any difficulty ...... First, learn a little about data transmission over the telephone network. The materials are as follows: The fo

I can't answer all the phone calls. : If your mobile phone can not answer any calls, please click here to view: Mobile phone set up call forwarding : After the call transfer function is turned on, you will transfer your phone calls to another phone, please click here to t

Recently do a project, need to get mobile phone number. The mobile card used in the project is a telecom card, so take this as an example. The method of not meeting the requirement on the Internet Google a bit, the online practice is as follows: Get cell phone number Telephonymanager TM = (Telephonymanager)

Some of the following to provide the number of JS verification phone number of the regular expression, is my collection from the Internet, but are fine, professional for mobile phone number and telephone number for verification.

Here are some of the simplest telephone number verification, which only determines that the user entered the data can be passed this is very problematic The code is as follows Copy Code function Number_validator (TestValue){var Checkok = "0123456789";var checkstr = TestValue;var allvalid = true;for (i = 0; i {ch = checkstr.charat (i);for (j = 0; J if (ch = = Checkok.charat (j))Breakif (j = = Checkok.length){return (false);}

("Passport", function (value, Element) { return this.optional (Element) | | CheckNumber (value); "Please enter your Passport number correctly"); Mobile phone number Verification JQuery.validator.addMethod ("IsMobile", function (value, Element) { var length = Value.length; var mobile =/^ ((13[0-9]{1}) | ( 15[0-9]{1})) +\d{8}) $/; return this.optional (El

Write in front, send this post I think, maybe a lot of people can not use, then you become popular science understand, in fact, each game, the software will get your IMEIDon't talk nonsense, start!When developing a mobile app, developers are most concerned about how many users have installed and are using the mobile software they are developing. This requires identifying the uniqueness of the phone. Now I know there are two ways to get the IMEI