Encrypt any email with CipherMail icon

Encrypt any email with CipherMail

by RedcoolMedia · redcoolmedia.net · Privacy & Security
Manifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Encrypt any email message using the S/MIME and certificates technology with CipherMail

Users
3,000
0 in 30 days
Rating
3.8 / 5
unchanged in 30 days
Ratings
6
0 in 30 days
Store rank
#18K
#15K among extensions
Version
1.9.2
updated 15 Oct 2022

Users

monthly, 3 years
6001,8003,000Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 3,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
146Aug 2023Apr 2025Oct 2026
Latest, 15 Oct 2026: 6 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Encrypt any email with CipherMail

Send and receive encrypted email messages using the S/MIME technology. CypherMail allows to exchange encrypted email messages. The encryption is S/MIME standard, the solution recommended by the security experts, and it is based on certificates. The certificates are generated on the fly when an email address is used. They are issued by an internal PKI that generated certificates with emailProtection key extended usage. The main CypherMail features are: - S/MIME 3.1 (X.509, RFC 3280) email encryption. - Compatible with existing S/MIME clients (like Outlook, Thunderbird etc.). - Certificates for S/MIME email encryption are automatically generated for each contact. - PKI included in the solution to issue the certificates. - Modern user interface, with drag’n’drop of files, progress bar for file uploading, browser notifications, embed images into messages, keyboard shortcuts, multi-language mails, .. - Both message and attachments are encrypted. - Text plain and HTML email support. Both formats are encrypted. - Contact management. - Autocompletion of e-mail addresses. - Token-based security engine is used for protection from CSRF attacks. - Supports the mail server protocols SMTP and IMAP. - Fully integrated with the offilive.com platform, that also allows to manage business email domains.

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days0+0.0%00.00
6 months0+0.0%00.00
1 year0+0.0%00.00

Chrome Web Store search rankings

Where Encrypt any email with CipherMail appears when people search the store, with the 30 day change
Search phrasePosition30 days
encrypt#30

Version history

3 versions recorded
1.9.215 Oct 2022
1.8.410 Jan 2022
1.7.327 Feb 2020

Details

Category
Privacy & Security
First seen
27 Feb 2020
Size
683 KB
Languages
de, en, nl, tr, es, es-419, fr, it
Pricing
Free
Privacy policy
redcoolmedia.net
Extension ID
kglnjjnnogbbahhiaejmjfggoeijfmak

Permissions and risk

Minimal riskimpact 0, likelihood 1

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