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Detecting Ultrabook Sensors

With the recent launch of the 3rd Generation Intel Core Processors, Intel has introduced a new breed of Ultrabook and it’s a game-changer.  Ultrabooks and Convertibles based on the 3

Authored by Gael H. (Blackbelt) Last updated on 06/23/2019 - 19:10
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RdRand Library now available for Apple OS X

I am happy to announce that we have added Apple OS X support to the RdRand Library.

Authored by John M. (Intel) Last updated on 06/14/2017 - 16:21
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Benign Data Races: What Could Possibly Go Wrong?

The peril of data races. Shows how even the most innocent ones can break badly.
Authored by Dmitry Vyukov Last updated on 07/04/2019 - 17:06
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Detecting Buffer Overflow with Intel® Pointer Checker

Introduction
Authored by Nguyen, Khang T (Intel) Last updated on 07/04/2019 - 19:08
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最快线程间数据交换算法,有效避免锁竞争 -- TwoQueues

处理多线程数据共享问题注意的几个要点:

1、锁竞争:尽量减少锁竞争的时间和次数。

2、内存:尽量是使用已分配内存,减少内存分配和释放的次数。尽量是用连续内存,减少共享占用的内存量。

多线程数据交换简单方案A:

定义一个list,再所有操作list的地方进行加锁和解锁。

简单模拟代码:

Authored by Last updated on 07/04/2019 - 21:30
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Utilizing AES New Instructions (AES-NI) in a Windows* 8 C# App

AES-NI is a new security feature available on the latest Intel® Atom™ Z3000 processors (codename Bay Trail).  AES-NI provides a set of hardware instructions onboard the processor that implement som

Authored by Rylee, Michael J (Intel) Last updated on 06/23/2019 - 18:50
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Changes to RDRAND integration in OpenSSL

Beginning with the 1.0.1f release of OpenSSL the RDRAND engine is no longer loaded by default*.

Authored by John M. (Intel) Last updated on 06/14/2017 - 16:00
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Encryption/Decryption - invoking OpenSSL API through JNI calls

This blog outlines the steps needed to integrate Intel’s AES-NI instructions into an Android app via the OpenSSL library.

Authored by Neelima K. (Intel) Last updated on 06/14/2017 - 15:48
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Null Pointer Dereferencing Causes Undefined Behavior

I have unintentionally raised a large debate recently concerning the question if it is legal in C/C++ to use the &P->m_foo expression with P being a null pointer.

Authored by Andrey Karpov (Blackbelt) Last updated on 05/30/2018 - 07:08