Hybrid Public Key Encryption (HPKE): Architecture, Rationale, and Practical Operation
Hybrid Public Key Encryption (HPKE), defined in RFC 9180, is a modern cryptographic framework that standardizes secure hybrid encryption. This…
SILASTRON
Apastron · Gravity of Silence
From the apastron of thought and being, I write — where gravity is silence, and silence holds meaning.
"Apastron is the far quiet where meanings condense. In that silence, we listen."
Recent Signals
Cryptographic Bill of Materials (CBOM)
Modern software systems rely heavily on cryptography, yet most organizations lack clear visibility into how cryptographic mechanisms are actually used…
Post-Quantum Cryptography Is Not the Future — It’s the Transition
Cryptography doesn’t fail overnight—it quietly ages until once-secure algorithms become critical vulnerabilities. This visual guide explores modern cryptography, explains why…
Identity & Access Management (IAM): Mind Map
A concise, visual blueprint of IAM that teams can use today—covering identity proofing & IALs, passwordless/MFA, OAuth 2.1/OIDC, SSO/SAML, PAM,…
PQC
A concise, practical overview of quantum-resistant cryptography: lattice-based (Kyber, Dilithium, FALCON), code-based (Classic McEliece), hash-based (SPHINCS+), multivariate, and isogeny. Understand…
Digital Signature Series: The Magic of Blind Signatures
Welcome to the Digital Signature Series! Each post unravels one digital signature scheme in a fun, clear way. Whether you’re…
What is Silastron?
Silastron explores the edges where science, security, and imagination meet. From post-quantum cryptography to network forensics and cosmic metaphors, this is a lab for clear thinking beyond the noise.
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