From RSA to Schnorr: The Evolution of Digital Trust Before the Quantum Break
Compare RSA, ECDSA, EdDSA, and Schnorr signature schemes. Understand the shift toward deterministic cryptography and why signature aggregation is changing…
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
Deterministic vs. Randomized Digital Signatures: Design Trade-offs for Security Architects
Digital signatures sit at the core of trust in modern security systems—from TLS and blockchain to software supply chains and…
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…
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,…
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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