Oxipng vs WoSign
A side-by-side look at Oxipng and WoSign. For an in-depth review of either product, follow the links below.
Oxipng
Photos & Graphics
Oxipng is an image optimization tool for PNG files. It can optimize PNGs losslessly to reduce file size by removing unnecessary metadata and optimizing compression settings.
pngcompressionoptimizationmetadata-removal
WoSign
Security & Privacy
WoSign is a certificate authority that issues SSL certificates for websites to enable HTTPS and encrypt traffic. It is owned by Qihoo 360 and based in China. It had security controversies related to misissued certificates but remains one of the biggest CAs.
encryptionhttpscertificatessecurity