The concept of XSS is needless to say, its harm is enormous, this means that once your site has an XSS vulnerability, you can execute arbitrary JS code, the most frightening is the attackers use JS to obtain cookies or session hijacking, if this contains a large number of sensitive information (identity information, Administrator information) and so on, that's over.
The following JS get cookie information:
) in three-dimensional space:(3) Euclidean distance between two n-dimensional vector A (x11,x12,..., x1n) and B (x21,x22,..., x2n):It can also be expressed in the form of a vector operation:(4) Matlab calculates Euclidean distanceMATLAB calculates distances primarily using the Pdist function. If X is a matrix of MXN, then Pdist (x) takes each row of the X matrix M as an n-dimensional vector and calculates the distance between the M vectors 22.Example:
Due to a defect in some xss filtering system principles, xss affects Dangdang's reading and show academic search websites with hundreds of links and academic searches.
Sample http://search.dangdang.com /? Key = test
This vulnerability exists in many xss filtering systems:0x1: DangdangThe key keyword
Solution:
Strictly filter parameters
You can insert a 140-word code! You only need to change the case sensitivity of the tag to bypass detection!The first connection address in the code will be changed! If you write two messages, you can also achieve the effect!The vulnerability page exists on the personal homepage of the hacker! On the personal homepage, you can insert a 140-word code! However, the detection is very strict. There is a status in the sidebar of the home page that can make comments like anything you just talk about!T
This article link: http://blog.csdn.net/u012763794/article/details/51526725Last time I told challenge 0-7 http://blog.csdn.net/u012763794/article/details/51507593, I should be more detailed than others, In fact, this needs to have a certain degree of XSS practice (own environment to make a no filter on it), to be familiar with JSNeedless to say, directly on the challenge, note: to alert (1) to Customs clearanceChallenge 8function Escape (s) { //court
Image search based on shape feature vectors
Reprinted from: http://blog.csdn.net/huohunri2013/article/details/7965760
Certificate ------------------------------------------------------------------------------------------------------------------------------------------
Image Search items are as follows:
Simple image set: MPEG image set (which contains 20 classes and 20 binary images for each class ). Image Set features: The image is a single object,
-view Example-conf // configure example-control // foreground action example -model // System model ....... // The front-end template preview-view │ images │ audio-filetype │ audio-js │ audio-clipimg │ audio-editor preview-xiunophp // after the core framework Xxoo, what are the discoveries of wood, send a post, Rich Text Editor, upload an attachment, and its verification file model/attach. class. php will rename the file name whitelist verification mechanism, but html txt can be uploaded .......
Street network has a persistent xss that can execute external jsWhen the sharing status is not strictly filtered, the stored xss is generated. First, we add an image and click "Post New Things". Capture packets to find that the image parameter exists and the parameter is controllable. Traditionally, after the parameter is submitted to the server, it is found that the original src attribute is blank, indicat
The concept of xss is needless to say, and its harm is enormous. This means that once your website has an xss vulnerability, You can execute arbitrary js Code, the most terrible thing is that attackers can use JavaScript to obtain cookies or session hijacking. If the packet contains a large amount of sensitive information (such as identity information and administrator information), it will be over...
Obta
Point multiplication:In mathematics, the quantity product (dot product; Scalar product, also known as dot product, is a two-dollar operation that accepts two vectors on the real number R and returns a scalar of real values. It is the standard inner product of Euclidean space.Defined:value of the point multiplication:The size of u, the size of V, the cosine of the u,v angle. In the premise of u,v nonzero, if the dot product is negative, then the angle
Negative vector operation: (take all the numbers in a vector negative) [ -1,-2,-3] Negative vector interpretation in geometry: ============================================================================== Vector modulo: (length of the orientation amount) 2D vector Length: 3D vector Length: [x, Y, z] seeking length = | | [x, Y, z] | | = square root (x ^ 2 + y ^ 2 + z ^2) addition and subtraction of vectors: [+] + [2,3] = [3,5] A + B! = Two total le
A vector is a class in a java.util package that implements a function similar to a dynamic array.
Vectors and arrays are similar, you can save a set of data (a list of data). But the size of the array is fixed, and once specified, it cannot be changed, whereas vectors provide a function similar to "dynamic array", one of the important differences between vectors
The cross-product properties of vectors are all forgotten ...
But it can be used to determine the point in a straight line on one side. In order to solve the problem of whether the point is within the triangle or not, the two rectangles overlap.
The modulus of the cross product of the vector represents the area of the parallelogram that the two vectors surround.
Set vector p = (x1, y1), Q = (x2, y2), the
What is a word vector?
"Word vector" (word embedding) is a kind of natural language processing technology that maps the semantics of words into vector space. A word is represented by a specific vector, and the distance between the vectors (for example, the L2 paradigm distance between any two vectors, or the more commonly used cosine distance), partly characterizes the semantic relationship between words.
Enter the following content in the text box:
Only one line of code is required in xss. php.
Echo $ _ POST ['TT'];
Httpwatch (http://www.bkjia.com/soft/201109/29656.html) in ie8 can be seen, click "click you are done", you can see that sent an unfriendly http request.
Imagine a scenario: if an attacker posts a post on a website with the content above, then innocent users only need to click the link "click it to finish, the system automatically send
allocated constant, and the time of O (n) is required to add n elements. The other methods run at a linear time.Each ArrayList instance has a capacity (Capacity), which is the size of the array used to store the elements. This capacity can automatically increase as new elements are added, but the growth algorithm is not defined. When you need to insert a large number of elements, you can call the Ensurecapacity method before inserting to increase the capacity of the ArrayList to increase the in
A vector is a class in the Java.util package that implements a function similar to a dynamic array.Vectors and arrays are similar and can hold a set of data (data lists). But the size of the array is fixed, and once specified, it cannot be changed, while the vector provides a function similar to "dynamic array", one of the important differences between vectors and arrays is that the capacity of vectors is v
ArrayList will be faster than vector, he is non-synchronous, if the design involves multi-threading, or vector betterImport java.util.*;/*** Demonstrates the use of vectors. including the creation of vectors, adding elements to vectors, removing elements from vectors,* Count the number of elements in the vector and tra
Differences and usages of Java ArrayList, vectors, and linkedlist (RPM)ArrayList and Vector is to take the array format to store data, this array element is larger than the actual data stored in order to grow and insert elements, both allow the direct ordinal index element, but the insertion of data to design to the array element movement and other memory manipulation, so the index data fast insertion data slow, Vector because of the application of th
Vectors are the basis for 3D graphics processing and image processing; Here we review the basic support:Quantity product and vector product of vectors:(1) Number of vectors 1 mass product(1) vector product of vectorsA cross product (vector product) of two vectors A and B can be defined as:Here θ represents the angular
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