Rsa 256

1 Introduction e-mail plays an important role in people's work. According to statistics, the average Chinese per user receives 4.4 mails a week, sends 3.6 emails. But the primary protocol for e-mail, such as SMTP, is delivered in plaintext. This information may be obtained by a third party when it passes through an untrusted internet. In a modern society that attaches importance to information security, it clearly meets the requirements. How can this information be kept confidential without tampering or forgery? The PGP (Pretty-Privacy) described in this article is a kind of software, which is mainly used for electric ...

Today's market has a large number of public cloud storage services, many services require customer registration. In return for registration, many vendors also offer free cloud storage capacity. Using the 12 public cloud storage services listed in this article, you can theoretically get 112GB of free cloud storage capacity. But not all services are the same. Each service has its advantages and disadvantages, such as how much files can be uploaded? How much does it cost to extend the cloud storage space? What operating systems and mobile applications can be integrated? Of course, consider the security of each service. Listed below ...

Nothing is more important than using SSL to enhance the security of your site, however, even if encryption is not a new technology, cryptology is still constantly searching for a http://www.aliyun.com/zixun/aggregation/17710.html " > Encryption technology is a safer approach. And our Azure Web Services team has been supporting the latest and most secure cryptographic operations, and today we would like to introduce to you that we have supported great, using Elliptic curve cryptography (ECC ...).

In this recipe, you prevent users from receiving a security certificate warning when your FortiGate performs full SSL inspection on incoming traffic.

Recently, many netizens asked about the problem of PGP encryption, one answer on the headache, so the temporary first written a PGP picture tutorial, first muddle through, hehe. Since many netizens use the bat! Software, so here's the bat! v1.53d (Super Cat Chinese version) as an example, introduces the use of PGP. First, please go to www.pgpi.org to download PGP6.5.8 (this version is the latest Open-source version of PGP and the bat! Support the latest version), do not go to download the 7.0 version, the ...

This page contains tips to help you with common challenges for SSL VPN. Tips are organized in two sections: diagnose commands and common issues.

At present, more and more market data are dispelling doubts about the "cloud" concept, and a growing number of successful deployment cases show that cloud computing is no longer a disembodied vapor floating overhead. Cloud-Based security services (cloud-based) are emerging, with more and more enterprise users becoming beneficiaries of cloud security services. Then, the domestic telecom operators in the cloud computing and cloud security, what unique insights and views, and what practice? This article is based on operator expert in CSA 2010 Cloud Security ...

At present, more and more market data are dispelling doubts about the "cloud" concept, and a growing number of successful deployment cases show that cloud computing is no longer a disembodied vapor floating overhead. 　　Cloud-Based security services (cloud-based) are emerging, with more and more enterprise users becoming beneficiaries of cloud security services. Then, the domestic telecom operators in the cloud computing and cloud security, what unique insights and views, and what practice? This article according to operator expert in CSA 2010 ...

According to IDC data, the growth rate of cloud storage services is expected to exceed all other IT cloud services by 2013. Over the next four years, the market for cloud services will grow from $17.4 billion trillion today to $44.2 billion trillion, with the market share of cloud storage growing from 9% to 14%, meaning that the market for cloud storage will be close to $6.2 billion trillion. In China, cloud storage has become a new growth point in the network economy seems to have become a consensus, the current based on the concept of cloud storage network disk market has gathered such as NetEase, Tencent, Dbank (Huawei background) 、...

EasyPay the bank card information into two-dimensional code, users registered EasyPay mobile app, and their own bank card to do a binding, you can go to the store consumption, light up two-dimensional code, business scan to complete payment. Generally speaking, mobile payment has near-field payment and far-field payment in two forms, far-field payment can be short message payment, network payment, and near-field payment method is the most familiar one is NFC, such as by mobile phone card to take bus cards, supermarket shopping and so on. But NFC due to the limitations of hardware equipment, industry chain all parties want to refer to ...