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Now You Can Send and Receive Secure Emails on Any Device

06.02.2017

We are pleased to announce you that the implementation of SMTP/IMAP in the SFLetter.com email service has been completed.

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Results of the Year. Thank You!

19.12.2016

2016 was an important year for SFLetter.com in terms of implementation and deployment of new features. And not without your help! We considered all your feedback and suggestions, so we can safely say that our service is developed completely based on your desires and needs.

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StarForce Reader for macOS is Finally Here!

12.12.2016

Now you and your recipients can open protected messages and attachments on computers running Apple macOS. The long-awaited update of the viewer program is already available for download!

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SFLetter.com at the Digital Summit Awards Finals

05.12.2016

SFLetter.com, a secure email service, was selected by IT experts for the finals of the Digital Summit Awards in the category "Best solution for information security improvement".

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Email for Hillary Clinton or SFLetter Out of Politics

16.11.2016

The elections for the post of President of the United States were held, but the sea runs high. During the last stage of the presidential race, a new scandal erupted, which involves not only Hillary Clinton, but the entire White House. As you remember, a group of hackers cracked the White House servers in the middle of this year and dug a lot of interesting things.

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How to Send Protected Bulk Emails via a SFLetter.com Account

03.11.2016

Method #1. Simple addition of recipients. The first and easiest way to send protected bulk emails from your account. Just add multiple recipients in the address bar and send a message. A distinctive feature is that each email message is being sent individually, and the recipient can't see the other recipients upon receipt of the protected message.

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Celebrating 45 Years of Email!

19.07.2016

This year we celebrate 45 years of EMAIL, one of the most popular ways to exchange digital information. We hasten to congratulate all active users of email with the anniversary and invite you to walk with us on the road called "Email history".

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How to open a protected email message on iPhones and iPads

15.07.2016

StarForce Reader is an app to view protected documents in SFPDF and PCDOC formats.

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The Rules of Decorum in Business Correspondence

25.04.2016

Let's talk about the things that are rather far from information protection, but, nevertheless, are very important for email exchange as a part of business activity.

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Now you can send protected emails and attachments from your corporate email address

30.03.2016

SFLetter.com offers a new opportunity to use your own domain name in the email address for outgoing protected emails. Now you can use the name of your site, for example @mycompany.com, instead of @sfletter.com

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2016: What to Expect

29.03.2016

Have you ever been a victim of malware or viruses downloaded from email attachments, which did not arouse any suspicion on first glance? I think everyone got into this situation, regardless of how computer savvy you think you are. It is not about the lack of education, but banal carelessness.

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How to open a protected email message on mobile phone

28.01.2016

StarForce Reader is an app to view protected documents in SFPDF and PCDOC formats.

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Why you shouldn't mix your personal and corporate emails

21.12.2015

Everybody knows that the mixing of personal and corporate email correspondence is wrong, but continue to do that.

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StarForce Reader for Windows Update

10.11.2015

StarForce Reader is a viewer program developed by StarForce Technologies to open files in SFPDF and PCDOC formats. It allows to search and scale the document. StarForce Reader manages the access and provides protection against Print Screen and other screen grabbers.

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How to avoid spam lists or setting up DKIM for a mail server

23.10.2015

When we had just launched our secure email service SFLetter.com it turned out that email services like gmail.com, outlook.com and yahoo.com marked all emails sent from our domain name as spam. This happened because of incorrect DKIM settings.

Author: Alexey Udalov

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Meet The Huge Update of SFLetter.com!

29.07.2015

We are pleased to announce the launch of SFLetter.com new features!

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New Features of SFLetter.com That You Should Get to Know:

Status Report for Sent Emails

05.05.2015

Now detailed information about protected emails that you have sent is available for you by clicking Opening history.

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New Features of SFLetter.com That You Should Get to Know:

Time Limitation for Access

24.04.2015

Now emails and attachments will have expiry date.

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New Features of SFLetter.com That You Should Get to Know:

Revoke Access to Already Sent Emails

15.04.2015

The "Deny access" function for sent protected messages and attachments soon will be available for Premium users. This function allows you to revoke access to email messages (no matter viewed or not).

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Enigma, Lorenz and Modern Ways to Send Secret Messages

14.04.2015

The idea of information protection is actual at all times. And it is often necessary to protect not only a document that is kept in a safe or on secured server but as well a message that leaves the confines of the company.

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New Features of SFLetter.com That You Should Get to Know:

Offline Access to Sent Emails

10.04.2015

Premium account makes it possible for users to manage the settings of offline viewing for outgoing messages. The bottom line is that a sender can allow or deny access to a protected message and/or attachments if a recipient has no internet connection and can't contact with the controlling server.

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New Features of SFLetter.com That You Should Get to Know:

Expanding The List of Supported File Formats For Protection

03.04.2015

Premium account will allow to protect an expanded list of file formats.

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You are not satisfied with SFletter.com? Share your ideas and vote for the ideas of other users

01.04.2015

We have created a page with ideas how to improve our secure email service on idea.informer.com. If you have something to say please come, share and vote.

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New Features of SFLetter.com That You Should Get to Know:

Increase of Mailbox Storage Size

27.03.2015

From May there will free and paid accounts on Sfletter.com. For Premium accounts the restriction on storage size will be changed.

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New Features of SFLetter.com That You Should Get to Know:

Easy Site Navigation

20.03.2015

In the upcoming update of our service, it will become possible to move between the home page and the mailbox and stay logged in. Therefore, you just need to click on the logo on the mailbox page in the upper left corner and go to the main page.

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Infographics: 10 reasons to use Sfletter.com

10.02.2015

Using e-mail has become an inherent part of everyday life, like an alarm clock or a bedtime book. But do not you ever wonder what happens if you diversify your weekdays by new things?

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Hot 10 phishing attacks

10.02.2015

2015 has just begun, and we decided to look back to analyze how things were in the past year at the field of internet fraud. In this article we want tell you about the most prominent phishing attacks of 2014, because you should know how not to take the baits in the future.

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Infographics: When SFletter.com is indispensable for sending confidential emails

29.12.2014

Have you ever sent a secret email?

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How to identify phishing attacks

22.12.2014

Tips and tricks on how to identify phishing emails and save the sensitive data.

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Infographics: A human vs SFletter.com

15.12.2014

People are always trying to make their lives easier and better, especially if it concerns social communications.

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What is a man-in-the-middle attack?

08.12.2014

A man-in-the-middle attack or a MITM-attack is difficult to detect and difficult to defend against it. MITM-attacks usually do not infect personal computers in the network. Instead, they control all communications between PСs.

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Sfletter.com is approved by Gmail.com and Outlook.com

05.12.2014

Recently a number of the emails sent from SFletter.com service were detected as SPAM by other email services.

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StarForce Technologies took part in Runet Prize 2014

25.11.2014

StarForce Technologies, a leading developer of solutions for the protection of digital information and content from unauthorized access and distribution, took part in Runet Prize with Sfletter.com, a new secure cloud email service, in the "Technologies and Innovations" nomination.

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Who can send spam from your own domain name? Everyone!

24.11.2014

The sending of emails using your domain name looks presentable and officially, but what if someone suddenly starts sending spam using your domain name.

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