sftp scp updates

The sftp scp updates tag brings together coverage of OpenSSH changes affecting secure file transfer and remote administration. Current coverage focuses on OpenSSH 10.4, a security and maintenance release that fixes eight issues across the client, server, SFTP, SCP, and agent components. It also introduces an experimental post-quantum signature scheme for administrators evaluating emerging cryptographic options. These updates matter for automated deployment, Git workflows, jump hosts, embedded appliances, and other environments that rely on SSH infrastructure. Follow this tag for practical news about SFTP and SCP behavior, security fixes, and OpenSSH developments that may affect administrative workflows.