eBPF at LINE’s Private Cloud Yutaro Hayakawa October 28, 2020 • Messaging & many family services • 185 million global MAU • 3Tbps+ network traffic in total LINE Verda: LINE’s Private Cloud Service PaaS FaaS … Verda and XDP Based L4 Load Balancer Service • Part of our private cloud service since 2017 • 5100 private, 760 public VIPs • k8s CCM integration (Type: LoadBalancer) L4LB Node L4LB

permissioned platform, enables confidentiality through its channel architecture and private data feature. In channels, participants on a Fabric network establish a sub-network where every member has visibility preserving the privacy and confidentiality of both. Private data allows collections between members on a channel, allowing much of the same protection as channels without the maintenance overhead of creating approved the upgrade. • Simpler endorsement policy and private data collection updates Fabric lifecycle allows you to change an en- dorsement policy or private data collection configuration without having to

permissioned platform, enables confidentiality through its channel architecture and private data feature. In channels, participants on a Fabric network establish a sub-network where every member has visibility preserving the privacy and confidentiality of both. Private data allows collections between members on a channel, allowing much of the same protection as channels without the maintenance overhead of creating approved the upgrade. • Simpler endorsement policy and private data collection updates Fabric lifecycle allows you to change an en- dorsement policy or private data collection configuration without having to

permissioned platform, enables confidentiality through its channel architecture and private data feature. In channels, participants on a Fabric network establish a sub-network where every member has visibility preserving the privacy and confidentiality of both. Private data allows collections between members on a channel, allowing much of the same protection as channels without the maintenance overhead of creating approved the upgrade. • Simpler endorsement policy and private data collection updates Fabric lifecycle allows you to change an en- dorsement policy or private data collection configuration without having to

permissioned platform, enables confidentiality through its channel architecture and private data feature. In channels, participants on a Fabric network establish a sub-network where every member has visibility preserving the privacy and confidentiality of both. Private data allows collections between members on a channel, allowing much of the same protection as channels without the maintenance overhead of creating approved the upgrade. • Simpler endorsement policy and private data collection updates Fabric lifecycle allows you to change an en- dorsement policy or private data collection configuration without having to

permissioned platform, enables confidentiality through its channel architecture and private data feature. In channels, participants on a Fabric network establish a sub-network where every member has visibility preserving the privacy and confidentiality of both. Private data allows collections between members on a channel, allowing much of the same protection as channels without the maintenance overhead of creating approved the upgrade. • Simpler endorsement policy and private data collection updates Fabric lifecycle allows you to change an en- dorsement policy or private data collection configuration without having to

permissioned platform, enables confidentiality through its channel architecture and private data feature. In channels, participants on a Fabric network establish a sub-network where every member has visibility preserving the privacy and confidentiality of both. Private data allows collections between members on a channel, allowing much of the same protection as channels without the maintenance overhead of creating approved the upgrade. • Simpler endorsement policy and private data collection updates Fabric lifecycle allows you to change an en- dorsement policy or private data collection configuration without having to

both. To improve upon its privacy and confidentiality capabilities, Fabric has added support for private data and is working on zero knowledge proofs (ZKP) available in the future. More on this as it becomes individual commands so that you can understand every step of an upgrade. 2.6 Private data enhancements • Private Data: The Private data feature has been a part of Fabric since v1.2, and this release debuts enhancements: – Reconciliation, which allows peers for organizations that are added to private data collections to retrieve the private data for prior transactions to which they now are entitled. – Client access

both. To improve upon its privacy and confidentiality capabilities, Fabric has added support for private data and is working on zero knowledge proofs (ZKP) available in the future. More on this as it becomes individual commands so that you can understand every step of an upgrade. 2.6 Private data enhancements • Private Data: The Private data feature has been a part of Fabric since v1.2, and this release debuts enhancements: – Reconciliation, which allows peers for organizations that are added to private data collections to retrieve the private data for prior transactions to which they now are entitled. – Client access

both. To improve upon its privacy and confidentiality capabilities, Fabric has added support for private data and is working on zero knowledge proofs (ZKP) available in the future. More on this as it becomes individual commands so that you can understand every step of an upgrade. 2.6 Private data enhancements • Private Data: The Private data feature has been a part of Fabric since v1.2, and this release debuts enhancements: – Reconciliation, which allows peers for organizations that are added to private data collections to retrieve the private data for prior transactions to which they now are entitled. – Client access