All plug-ins are never 100 percent safe. But you can take an active interest in researching and gathering knowledge about how to significantly reduce the vulnerabilities that crop every time you want to install a plug-in. If you choose the best WordPress plug-ins from the correct source like WordPress repository, you will never have to worry about its authentication and originality.
Best Cost-effective WordPress Security Plug-ins
1.JetPack
2.iThemes Security
3.Shield Security
4.Cerber
5.Bulletproof Security
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