https://chrome.google.com/webstore/detail/https-everywhere/gcbommkclmclpchllfjekcdonpmejbdp?hl=en

HTTPS Everywhere forces connections on websites to be made through HTTPS instead of HTTP. I have seen a number of times where a website's homepage will have HTTPS enabled but some other portion will not be encrypted through HTTPS.

https://chrome.google.com/webstore/detail/kb-ssl-enforcer/flcpelgcagfhfoegekianiofphddckof?hl=en

KB SSL Enforcer redirects the browser to use SSL/TLS.

https://chrome.google.com/webstore/detail/keeper%C2%AE-password-manager/bfogiafebfohielmmehodmfbbebbbpei?hl=en

Keeper Password Manager is by far one of my favorite addons. It does a perfect job of saving usernames and passwords. It allows for the easy generation of new passwords that are extremely secure. The features that it offers for free are top notch.

https://chrome.google.com/webstore/detail/pop-up-blocker-for-chrome/bkkbcggnhapdmkeljlodobbkopceiche?hl=en

Poper Popup Blocker is effective and consistent about blocking popups when the browser and adblocker fail to do so.

https://chrome.google.com/webstore/detail/scriptsafe/oiigbmnaadbkfbmpbfijlflahbdbdgdf?hl=en