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Troubleshooting methods for enterprise mail servers that are frequently blocked by spamhaus anti-spam organizations

Troubleshooting methods for enterprise mail servers that are frequently blocked by spamhaus anti-spam organizations In fact, in the process of enterprise mail platform management, enterprise mail administrators are often troubled by a variety of mailbox problems. The biggest problem is the difficulty of server maintenance caused by improper server planning, the most critical and worrying thing is that enterprise mail is often blacklisted by some inter

[Original] views on spam text message Detection

I read what Yu Kai wrote. Talk about the solution of junk stickers in interactive websites I also talked about my thoughts on text message filtering. In my previous text message sending project, I encountered million spam messages a day. Later, I gradually improved the system, and the number of spam messages per day was limited to less than 1 million. SMS sending mechanism: In the past few years, many

Three minutes to rebel spam server

Increasingly rampant spam has become a cancer on the internet, although most electronic mailboxes provide a spam filtering function, but the settings for users too cumbersome, coupled with the variety of spam, filtering effect is also poor, and sometimes mistakenly deleted normal mail. Can you "DIY" a personal anti-spam

Spam comments behind the Amazon blog marketing

These two days many netizens reflect their blog frequently appeared in the new spam comments, this wave of spam comments than before to make the blogger to guard against, not careful to think that is a netizen in the cheer for you. Due to lack of experience in the afternoon there are several such comments that are normal, after the audit passed the spam comment b

How to test the actual effect of anti-spam anti-virus in the mail system

The ads on the market in the mail system are very fancy, almost all businesses are claiming that their mail system products, anti-spam anti-virus can achieve a ratio of 98%, in the end is true? Some it friends doing system integration when doing business selection, the result of testing this anti-spam function is that most of them are not up to 90%, the efficiency is mostly in 70%, and some of them are only

A simple way to block spam messages in blogs _ruby topics

Spam message commonly known as Spam, is everywhere in the message box to send junk ads, I believe most people have seen. WordPress used to use the time, because installed Spam plug-ins, you can shield off the vast majority of Spam. But since the move from WordPress last month to the new blog platform, the first line of

Knowledge about anti-spam

1.Glossary: Anti-spam. For details, see Wikipedia: Spam Anti-Spam technology. 2.Four Common anti-spam technologies 3.RBL Technology: RBL is a Real-time Blacklist, or dynamic Blacklist. It is an anti-spam technique. 3.1 RBL principles and usage: Http://www.bitscn.com/netpro/f

Exchange 2013 enables anti-spam prohibit senders from being empty

Today, we meet a customer who often receives an empty message from a sender. To block messages that are empty from senders, you need to use the anti-spam feature in exchange.The messaging environment used by customers is two Exchange 2013 servers.The default Exchange 2013 is not enabled for anti-spam, so the following steps are required to implement this feature1 Enable anti-

Discuz! X3.1 prevent spam messages from sending in the forum

Are you still having to sleep all night for a website full of spam? Are you still worried about website account theft? Is it still painful for the website verification code to be ineffective? From now on, this nightmare has ended. From Discuz! Official message, new version Discuz! X3.1 will be officially launched on July 15, September 23, and will start at Discuz on July 15, September 3! Official website beta testing, the biggest advantage of this ver

Use Akismet in php to prevent spam comments

Php uses Akismet to prevent spam comments. However, no one is perfect, and no plug (pieces) is complete! Akismet is not perfect either. Recently, I often find a "good guy" message in the comment that Akismet judges as spam. However, it is deleted automatically after a long time, loss of valuable friendship and messages. Do not forget to modify _ YOUR_AKISMET_KEY __, _ YOUR_WEBSITE_URL _ and _ YOUR_NAME _ in

Wordpress spam comments verification code plug-in

examined a number of WordPress spam Comment code plug-ins: Having a long string of characters: obviously inconvenient, giving up; Have the English plus number: Also inconvenient, give up; There are scribbled English: the input error rate is too high, give up; Have a look at the problem, choose the answer: Waste reviewer time and not necessarily do the right topic, give up; Have to drag the pattern to the specified position: trouble and not fun, g

How to refuse to receive spam settings tips

We certainly received a lot of unsolicited email or spam on the web, sharing some tips on how to refuse to receive spam, as well as some useful experiences for users to see. 1, "Only allow users of this system to send letters" and "Enable SMTP identity Authentication function" is the most strongly recommended, otherwise, some post offices (such as: yahoo.com) will be rejected by your post office mail. It

Two powerful tools to prevent spam messages

Spam message (Comment Spam), for bloggers, is really a big enemy. I myself suffer from it, every day to delete a large pile of casino, Poker, porn and so on with a long string of links to the message. Today is more exaggerated, a Spamer unexpectedly use the program on my blog Crazy message more than 600, so I have to find a low-cost and efficient way to prevent spam

Make the spam of Dynamic IP users nowhere invisible

As the access cost decreases, more and more spammers in China use dynamic address dial-in to send spam. This method can both reduce the cost and avoid blocking and tracing. For such dynamic IP addresses, it is often difficult for mail service providers to make judgments. However, at present, 263 emails can be used to make the spam of Dynamic IP users invisible. How is this judgment made? What new technology

Anti-spam virus mail software

_tag2_level_deflt = 19.2; Exceeding this score allows the [SPAM] tag to be added to the message header$sa _kill_level_deflt = 19.9; Over this score, delete the letter directly after backupconfiguration AMAVISD and ClamAV combinationin the");@av_scanners_backup = ("Added above717718 [' CLAMAV-CLAMD ',719 \ask_daemon, ["Contscan {}\n", "/var/run/clamav/clamd.sock"],720 qr/\bok$/, qr/\bfound$/,721 qr/^.*?: (?! Infected Archive) (. *) found$/],722723);72

Several methods for Discuz Forum anti-registration machine anti-spam posts (no plug-ins)

Let's take a look at the figure:I intentionally put a large image and click it to make it clearer. This is what I saw when I visited a newly established forum. I believe that the discuz webmaster or administrator is no stranger to the figure above. I am not happy to see that so many users are online at the same time, on the contrary, they are a little crazy. Looking at the background, they find a large number of such zombie members. If the posting permissions are not well controlled, these b

How the iphone masks spam messages

Junk text messages, no matter how the Ministry of business to stop, but the spam message can bring a lot of profits to operators, it is impossible to completely stop. But operators have opened up a number of channels to stop spam messages. Here to introduce a concise method: reply "0000" to the spam message number (106 start number), you can cancel. Some SMS on

WordPress Prevent spam comments Verification Code plugin Mini-capatcha installation and use

We choose to set up a personal website wordpress, blog, the main reason is that there is a wealth of free topics, followed by a variety of third-party functional plug-ins support. If you do not install too many plug-ins may cause drag speed, otherwise we will certainly install a variety of favorite effect plug-ins. Chiang Kai-shek, like many netizens, want the site to be content-oriented lightweight, so as little as possible to install Plug-ins. For example, in the "reasonable set up wordpress s

Anti-spam link tag nofollow detailed

Nofollow is a search engine to prevent the proliferation of spam, MSN, Yahoo, Google joint development of a anti-spam link tag. His role is to tell search engine spiders "do not track this link," If an anchor text link contains rel= "nofollow" This attribute, then this link will not inherit to the weight of the page, think of you white do this link, because you have done no role. We all know that in a page

Bayesian inference and its Internet application (ii) filtering spam

Last time, I introduced the principle of Bayesian inference, and today we'll talk about how to use it for spam filtering. ======================================== Bayesian inference and its application in Internet Author: Ruan Yi Feng (up to the above) Seven, what is the Bayesian filter? Spam is a vexing ailment that plagues all internet users. The technique of correctly identifying

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