Spam is the use of electronic messaging systems (including most broadcast media, digital delivery systems) to send unsolicited bulk messages indiscriminately.

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Wordpress blog hacked?

There is a Wordpress blog running on Wordpress 4.0. Anyone having the company webmail can signup to the blog using their Google+ account and submit blog posts. Once posted they will be sent to some ...
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2answers
3k views

What is a “spam seed”?

Here I found a new terminology first time. Looks like a spam seed is a post, which "is designed to allow spammers to post questions so it looks legitimate". What means this exactly? Maybe it ...
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2answers
34 views

Dealing with Spam with an unkown party harvesting the email address [on hold]

I have a situation where I keep receiving spam from several IT companies (solicitations, marketing etc.). I think I gave away my email to a company in the last couple of years for reading a white ...
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0answers
27 views

How can I create a filter for these three gmail message headers? [migrated]

I have an account that is being email bommbed. I need to create a filter to filter out these such emails. The problem is, I don't understand the header information well enough to create the filter. ...
3
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1answer
1k views

Weird visitor from Samara ----forum.topic5982…908.darodar.com? [closed]

I have seen this question asked about a user from Samara,Russia, and when I sifted through all the other occurances,everything everyone else is experiencing matched my experience, except for one ...
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2answers
80 views

How to analyze spam email URLs to detect exploits?

I'm receiving spam emails that, looking at the email headers, appear to be coming from a variety of computers around the planet. They're always the same type of email that contains invalid URLs inside ...
3
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1answer
197 views

My sendmail started sending spam; what is causing it to do so? [closed]

Today my sendmail service started sending e-mail to various addresses. /var/spool/mail: From MAILER-DAEMON@noxcommunity.com Fri Jan 30 22:15:30 2015 Return-Path: ...
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1answer
36 views

Does a random number after the login name in the public members section of a website increase security or privacy?

http://forum.example.com/users/username-3723484 vs http://forum.example.com/users/username where username is specific to each user, as is its salt. My hypothesis is that it makes it harder for ...
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1answer
84 views

Is this some kind of Bayesian poisoning?

So I've been reading my spam lately, and today I received this: To: my actual email, but with a name found here: tel2name.com (only hit on Google) Subject: one seemingly random excerpt of a web ...
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1answer
83 views

Is my account hacked? [closed]

I accidentally opened up a spam email in my junk folder. However I did not open up the attachment. Is my email and computer ok?
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3answers
153 views

Strange unsolicited email sent to almost never used email address

What initially looked like typical spam now seems extra odd and is bugging me (only figuratively I hope). Ostensibly, a sales rep from DomainNameSales.com (DNS), which I'd never heard of, sent an ...
4
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1answer
162 views

Suspecious js file sent as email attachment

I received a js file with following code in my spam folder but I decided to take a look into the file. Do anybody of you know what does this code might do? var evl='';function nr() { evl = '}; ' + ...
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4answers
3k views

Would 'spam' mail really avoid eavesdropping?

spammimic.com offers a service that 'encrypts' your mail as 'spam', the rationale being that all mail services automatically filter out spam, and so if you're wanting to communicate with someone ...
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0answers
43 views

Webistes listing email address lists for spammers [closed]

Which websites would you usually check if you suspect that your company's address book has been leaked and is being used by spammers? I have identified https://pwnedlist.com/ for this purpose but was ...
19
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3answers
3k views

How does Bayesian poisoning work?

This answer mentions Bayesian poisoning in passing and I've read the wikipedia page but don't feel I've fully grasped it. The first case, where a spammer sends a spam with a payload (link, malicious ...
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2answers
124 views

Attackers posting large HTML pages - just spam? or something more sinister?

More and more, lately - I've seen attackers posting complete HTML pages that seem to have nothing malicious - to php pages that aren't even listening to their POST (sometimes, it's a contact form, ...
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1answer
520 views

Is this email from Liliane Bettencourt a scam? [closed]

I received the following email from someone claiming to be the second-richest woman in the world, Liliane Bettencourt. I, Liliane authenticate this email, you can read about me on: ...
7
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1answer
1k views

How do I stop attack on my email id from hackers?

We have an email id, info@<ourdomain>.com This email id is being hacked frequently and mails are sent from this email id, Following is the example of one such email. From: ...
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1answer
138 views

How will Gmail be able to detect SPAM and display ads when emails are encrypted end-to-end?

Context Google is making end-to-end encryption easier to use. SPAM How will they be able to perform SPAM detection when the email is transmitted and stored encryptedly? I suppose that if the SPAM ...
28
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10answers
6k views

How to explain to a customer that spamfilters don't catch everything

I used to work in a small office which provided basic desktop support for users. One day I had to answer a call from a very angry customer and he asked for my boss. He wanted to know how could one ...
2
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1answer
57 views

Preventing users abusing emailing feature of web application

Our web application offers users with the option to bulk email a bunch of interesting information to multiple email addresses at once. It's fairly easy to register an account with the service and thus ...
0
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2answers
1k views

How to report abuse spam with X-AntiAbuse header which was added to track abuse?

I've received the following spam e-mail (with the link to viagra site): Return-Path: <silviani@server04.funet.co.il> Received: from server04.funet.co.il (server04.funet.co.il. [212.29.215.70]) ...
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1answer
105 views

What does proxyexec + cagefs.server mean in the e-mail X-Source-Args?

I've the following headers in the e-mail which I've received as spam: X-Source: X-Source-Args: /usr/sbin/proxyexec -q -d -s /var/run/proxyexec/cagefs.sock/socket /bin/cagefs.server X-Source-Dir: ...
4
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2answers
158 views

Human or Bot: Behind the Scene Checks vs CAPTCHA

I'm working on a web app at the moment where we’re trying to remove any user friction and excess steps from our user creation page. To avoid computer bots completely spamming our app we need to have a ...
0
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1answer
58 views

Trying to get control of spam? [closed]

Hopefully this question is deemed acceptable for this area of stackexchange. if not let me know what other site to use. Anyways i'm seeking advice on how you try to eliminate spam in your daily ...
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2answers
187 views

Using + for email addresses to find out who is selling your data: is it naive or is it effective?

It's pretty common among security-minded folks to fill in addresses using e.g. foo+company@gmail.com when disclosing their email address to company so that they can tell if company has sold their ...
6
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1answer
189 views

random-string spam probe messages?

For years, we've been receiving messages through our contact form in the following format: name: vlsyekcz email: jjthiy@toaagq.com subject: BdsQiWYlYo body: 2BLgIr <a ...
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2answers
75 views

What are the disadvantages to the site owner to have third parties e-mails displayed publicly?

I frequently have to remind my members not to post their e-mails due to spam bots. One of them told me he doesn't care about that since his spam filter is good enough. If I allow him to do that, are ...
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1answer
241 views

How to stop gmail spam after connecting to public wifi without VPN on Android?

About two weeks ago, I had to reply to an urgent email (gmail) on my Android phone with the Gmail app. Unfortunately, my VPN client refused to work that day (Private Internet Access Android Client), ...
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2answers
92 views

Does using unicode or (at) actually stop spambots?

I want to make my email address available on my website and I was wondering if there was any point in using the "(at) (dot)" convention these days. If I was writing a script to trawl for email ...
0
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1answer
437 views

How do botnets deliver spam? [closed]

I can't seem to find the answer to this question. I read that botnet bots are used as email relays (they have smtp servers installed). Wikipedia on Open mail relay: "(...)Internet initiatives to ...
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4answers
669 views

HTML Entities to hide Email Addresses

I'm on WordPress trying to keep spambots from grabbing email addresses that may be in The Content. WordPress has a nifty little function simply called antispambot() which will convert the email ...
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1answer
52 views

Email and Black Hole List Submission? [duplicate]

I'm having trouble with a spammer and would like to begin submitting their messages to a few black hole lists. Unfortunately, I'm having trouble finding a list. For example mail-abuse.org now ...
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1answer
174 views

My server was used for sending spam. Will our server ever be trusted again?

A while back I enabled SMTP on my IIS server with the intention of using it for internal email notifications. It seems that somehow hackers were able to use it for sending out thousands of spam ...
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1answer
224 views

Postfix periodic relay access denied

I administer an Ubuntu Server 14.04 which acts as a mail server running Postfix and was configured following most parts of this tutorial: ...
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3answers
364 views

Is there a safe way to open a possibly spam facebook attachment?

I got a spam attachment from two of my facebook friends I know it is spam because of the nature of the content I also know that these aren't the type of people to send such a message to me ...
0
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1answer
440 views

How to combat and prevent a lpcloudsvr302 and bk-coretag.js Virus?

I recently came across a computer that was infected with a lpcloudsvr302 and a bk-coretag.js Virus. I did some research about the two Viruses and realized that their is no reliable source that helps ...
160
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3answers
12k views

What is the purpose of “gibberish” comments posted to my blog?

Fairly frequently, the contact form on my blog gets comments that look similar to this (each field represents a text box users can enter into the HTML form on the blog): Name: 'ceguvzori' Email: ...
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5answers
8k views

Is this “Domain Registration Service” email a scam?

I received an email to the email address listed on our website (it's a generic info@ourcompany.com to help "weed out" spam, whereas each employee has something like andreas@ourcompany.com to which I ...
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2answers
167 views

Is it legal to hack forum bots? [closed]

I have a standard forum, currently plagued with bots. In the registration agreement, I included the following text: SPAMBOT OWNERS, YOU HEREBY WAIVE ALL YOUR RIGHTS TO PRIVACY. ANY AND ALL ...
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3answers
2k views

Email activation string with MD5'd random number and email secure?

For the registration on my PHP powered website, I require email confirmation. After a user registers, a string is generated with the following code and sent to their email address. $key = ...
5
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1answer
206 views

spam: several secret inboxes targeted at once. risk or coincidence?

I have a domain that is only used by me, with several inboxes in the format aep-x-company@domain , where i replace 'company' with wherever i sign up. This way i can detect when someone sells email ...
0
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1answer
118 views

Is it useful to use 'dot' and 'at' in email addresses in documents on the web? [duplicate]

My question seems to be a mash up of two questions. The first is that over at TeX.SE there is a question about creating PDFs with crawler resistant email addresses. There are some good answers about ...
21
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4answers
2k views

What are spambots doing with unintelligible login attempts?

After constantly being under attack in phpBB, I created a new forum by hand, which successfully prevents spam bots from registering, and I get a report for every failed login attempt, telling me the ...
0
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2answers
91 views

Email rejected by the server [closed]

Emails from site such as Gmail and Yahoo are rejected from secureserver.net server and treated as a spam. Can you help me?
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3answers
622 views

How did the spammers get this address?

A few months ago I configured a test mail server on Amazon AWS, all legit. I used a new address to my catchall-domain (something similar to, but not exactly, ...
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1answer
89 views

Proper way to target spammers on pages such as user registration, password recovery, etc

What is the best way to handle spam on pages like user registration or password recovery? I am not asking about whether to lockout a user for a few minutes or how to put up a captcha. I'm interested ...
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4answers
300 views

Best practice for informing a website they've been compromised?

I've received a spam email that claims to be invoicing me for some service in New Jersey, USA with whom I've not had any dealings. The email includes a link to a zip file that is hosted on a greek ...
6
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3answers
190 views

SPAM Email Analysis

What are the steps you would follow in order to identify in an email is a SPAM/SCAM/Phishing attempt? The reason I am asking this question is that sometimes very well crafted junk emails manage to ...
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2answers
882 views

How to Check if my mail is classified as Spam

I think several of mails are classified as spam.But Gmail and other Public Email providers has no issues. It might be a false positive cases with the associated tools Is there a tool or a way by ...