https://www.reuters.com/article/us-usa-russia-summit-cyber/biden-tells-putin-certain-cyberattacks-should-be-off-limits-idUSKCN2DS29A

GENEVA (Reuters) -U.S. President Joe Biden told Russian President Vladimir Putin on Wednesday that certain critical infrastructure should be "off-limits" to cyberattacks, but analysts said his efforts were unlikely to be more successful than previous attempts to carve out safe zones online.