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Phishing on a new level: Cloudflare + Protonmail + Unvalidated Redirects – set of young Fisher

“… you come to me, and you ask something, but you don’t ask with respect …” Vito Corleone Phishing is still the most popular and most successful type of hacker attacks. It’s simple, attacked is not the software, not servers, not networks, and the most vulnerable components of information systems – users. I often meet

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Best practices to protect e-commerce sites

Online shopping has always attracted intruders: it is a source of credit card data (now almost irrelevant); user data; data about orders and market trends (consumer demand); a traffic source; manipulation with the discount coupons, etc. An e-commerce site may be attacked as intruders in “free hunting” (non-targeted attack) and by the request of unfair

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Protect SSH from brute-force on any port

Today I was interested in the survey whether it is necessary to move SSH to a nonstandard port. The survey is not as interesting as the way the author @zivot_je_cudo to protect SSH from brute-force password: after wrong connection attempts to block new attempts within 20 seconds. The delay apparently chosen empirically on the basis

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How to strengthen the protection of passwords of “12345” from brute-force attack

Object: Web login form. Given task: to strengthen the protection of the user’s account from the selection of a simple password to his account, using a minimum of resources. What is the minimum of resources? It does not use a table-reference to block by IP-address and User-Agent. Do not use unnecessary requests to the system

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CleanTalk Affiliate Program Update

We have updated our Affiliate Program and made it more profitable for the participants. In our new Affiliate Program, we have increased your pay-off from your first referral payment to 70% and it will be starting with the 11th involved user. You get 10% pay-offs from your next referrals’ payments. You can take part in

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Fraud Prevention with CleanTalk

CleanTalk started to provide its database of IP addresses for banks, payment services, and the companies, evaluating the risk of fraud that strengthens the existing security system of the organization bringing it to a new level. Fraud can happen anywhere in the eCommerce world. It doesn’t matter if you’re running a small online business or

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Check domain for backlinks in spam comments/messages.

We are pleased to announce the launch of check the availability of backlinks to domain in spam comments/messages. CleanTalk keeps track of the links in spam comments/messages; this will help you to learn about the incorrect SEO techniques in promoting the website and to maintain the reputation of the website. The presence of the domain

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Email marketing for the cloud service

For cloud services, email marketing is an important tool that should be used for maximum impact. Email remains one of the main driving forces in the marketing and is the basis for creating customer relationships. Properly configured email marketing can provide significant growth in the customer base. We want to tell about our developments used

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The development of chat-bots for Telegram and Slack with PHP

General information This article describes how to create simple chat-bots of services Telegram and Slack on the example checks the IP|Email for spam using antispam service CleanTalk. Telegram The first step is the creation of your bot (in our case @CleanTalkBot) – for this purpose there is a bot Telegram @BotFather. Add it to your

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How we increased conversion: the history of the cloud service CleanTalk Anti-Spam

How we increased conversion: the history of the cloud service CleanTalk Anti-Spam Representatives of the cloud-based antispam service CleanTalk Anti-Spam told vc.ru about how they have achieved conversion improvements of the service site, using fairly simple solutions and assessing their effectiveness. CleanTalk Anti-Spam is a cloud service protection from spam bots for websites. Since t

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