WordPress plugin comparison

Client Certificate Authentication vs Two Factor (2FA) Authentication via Email

Client Certificate Authentication

by MarioLipinski

10+ installs5.0

Two Factor (2FA) Authentication via Email

by Sully

9K+ installs5.0

At a glance

Two Factor (2FA) Authentication via Email has more active installs: 9K+, against 10+ for Client Certificate Authentication.
On a typical day, Two Factor (2FA) Authentication via Email is downloaded about 76 times, Client Certificate Authentication about 1.
Both are rated 5.0 out of 5.
Two Factor (2FA) Authentication via Email was updated more recently: Oct 21, 2026, against Jul 17, 2013 for Client Certificate Authentication.
Two Factor (2FA) Authentication via Email is tested with a newer WordPress: 7.1.4, against 3.5.2 for Client Certificate Authentication.
Client Certificate Authentication has been around longer: since 2013, against 2023 for Two Factor (2FA) Authentication via Email.

Two Factor (2FA) Authentication via Email leads on 6 of 6 comparable lines.

Metric	Client Certificate Authentication	Two Factor (2FA) Authentication via Email
Popular rank	#32,401	#2,174
Active installs	10+	9K+
Downloads, last 30 days	34	20.9K
Rating	5.0(2)	5.0(4)
Support threads resolved	–	100%
Tested up to	3.5.2	7.1.4
Search multiplier	×0.00	×1.01
Last release	13 years ago	19 days ago
Requires PHP	–	5.6

From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.

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