1.He also said he is concerned about the future of the Web.
is concerned about 担心;关心
Everybody is concerned about the future of his country.
每个人都关心自己国家的前途 。
2.The first was criminal behavior, like state-sponsored hacking and online harassment.
harassment 骚扰
She suffered continual police harassment.
她不断受到警方的骚扰 。