Article(id=1312073384486331133, tenantId=1146029695717560320, journalId=1146031591421210625, issueId=1312073311350256541, articleNumber=null, orderNo=null, doi=10.3981/j.issn.1000-7857.2026.05.00056, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1778515200000, receivedDateStr=2026-05-12, revisedDate=1784822400000, revisedDateStr=2026-07-24, acceptedDate=null, acceptedDateStr=null, onlineDate=1790752272005, onlineDateStr=2026-09-30, pubDate=1787846400000, pubDateStr=2026-08-28, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1790752272005, onlineIssueDateStr=2026-09-30, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1790752272005, creator=13701087609, updateTime=1790752272005, updator=13701087609, issue=Issue{id=1312073311350256541, tenantId=1146029695717560320, journalId=1146031591421210625, year='2026', volume='44', issue='16', pageStart='1', pageEnd='180', issueExtLink='null', onlineDate='null', pubDate='1787846400000', pubDateStr='2026-08-28', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1790752254569, creator='13701087609', updateTime=1790753187383, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1312077223981576789, tenantId=1146029695717560320, journalId=1146031591421210625, issueId=1312073311350256541, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1312077223981576790, tenantId=1146029695717560320, journalId=1146031591421210625, issueId=1312073311350256541, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=96, endPage=106, ext={EN=ArticleExt(id=1312073384712823550, articleId=1312073384486331133, tenantId=1146029695717560320, journalId=1146031591421210625, language=EN, title=A modular decoupling architecture for the post−quantum migration of financial market infrastructures, columnId=1150494642224591153, journalTitle=Science & Technology Review, columnName=Exclusive, runingTitle=null, highlight=null, articleAbstract=
Quantum computing erodes the security foundation of classical public−key systems, prompting global financial market infrastructures (FMIs) to accelerate their migration to post−quantum cryptography (PQC). The Phase 2 empirical tests of the Bank for International Settlements (BIS) Project Leap reveal the engineering constraints of shifting real−time gross settlement (RTGS) systems to hybrid cryptography: native schemes do not support parallel processing of heterogeneous algorithms, and end−to−end PQC signature verification takes about 209.9 ms, which is 7.5 times the 28.1 ms of classical cryptography. Our analysis shows that this overhead stems mainly from system−level stages such as message parsing and verification−software orchestration rather than from the lattice operations themselves; placing it on the synchronous critical path of high−concurrency settlement would depress throughput. This study therefore decouples the processing chain so that the upgrade can proceed in stages: a nested signature with an inner PQC layer and an outer RSA layer is constructed in the Business Application Header (BAH), allowing legacy gateways to accept messages without parsing PQC extension blocks (zero−intrusion access); the verification latency is offset by the asynchronous rollback of a distributed transaction, in which a pre−settlement hold removes synchronous blocking and a compensating transaction restores global consistency, overlaid with a quantified monitoring model featuring anomaly−triggered circuit breaking. Simulations show that, once verification is moved off the critical path, the settlement−decision latency drops to the millisecond level and the software−only path already meets the conventional 500 ms monitoring ceiling; with an optional FPGA pipeline accelerator to suppress jitter, the threshold can converge to within 50 ms. The analysis of a three−stage evolution path further supports this conclusion: with proper decoupling and sound asynchronous orchestration, real−time throughput need not be sacrificed, and financial core systems can steadily complete their quantum−resistant security upgrade.
, authors=Rui LIU
1, 2, Bin ZHANG
3, Neng ZENG
1, authorsList=Rui LIU, Bin ZHANG, Neng ZENG, authorCompany=null, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=
All rights reserved. Unauthorized reproduction is prohibited., copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1312073387636253447, articleId=1312073384486331133, tenantId=1146029695717560320, journalId=1146031591421210625, language=CN, title=金融基础设施后量子迁移的模块化解耦架构, columnId=1150494642375586098, journalTitle=科技导报, columnName=特色专题, runingTitle=null, highlight=null, articleAbstract=
量子计算削弱传统公钥体系的安全根基,全球金融市场基础设施(financial market infrastructures, FMIs)因此加快后量子密码(post−quantum cryptography,PQC)迁移。国际清算银行(Bank for International Settlements, BIS)Leap项目第2阶段的实证测试揭示了实时全额结算(real−time gross settlement, RTGS)系统转向混合加密的工程约束:原生方案不支持异构算法并行处理;端到端PQC验签约209.9 ms,为传统密码28.1 ms的7.5倍。分析表明,该开销主要来自报文解析与验签软件编排等系统级环节,格运算本身并非主因。将其置于高并发结算的同步关键路径会拖低吞吐。为此本研究解耦处理链路,使升级分阶段推进:在业务应用报头构造内层PQC、外层RSA(Rivest−Shamir−Adleman)的嵌套签名,使存量网关无须解析PQC扩展块,实现零侵入接入;验签耗时以分布式事务的异步回退抵消——预结算挂起消除同步阻塞,补偿事务恢复全局一致;其上叠加异常熔断的量化监控模型。仿真表明,验签移出关键路径后结算决策延迟降至毫秒级,仅软件路径即满足传统500 ms监控上限;引入现场可编程门阵列(field−programmable gate array, FPGA)流水线加速(可选优化)抑制抖动后,阈值可收敛至234 ms。三阶段演进路线的分析亦支持上述判断:解耦得当、异步编排合理,实时吞吐无须牺牲,金融核心系统即可稳步完成抗量子安全升级。
, authors=刘锐
1, 2, 张彬
3, 曾能
1, authorsList=刘锐, 张彬, 曾能, authorCompany=null, correspAuthors=null, authorNote=
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版权所有,未经授权,不得转载。, copyrightOwner=《科技导报》编辑部, extLink=null, articleAbsUrl=null, sourceXml=caYgg63dYnj+5JFs0MjcAw==, magXml=5c4S+oKDYzpWwa5NBITorA==, pdfUrl=null, pdf=JMV2OpSj1+tdvMxKML7oSA==, pdfFileSize=1266078, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=sWEgd8duoH6lnxSRyyoUzQ==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=Gm+JfZvVepVxfhKW4UPmXg==, mapNumber=null, fund=null)}, authors=[Author(id=1312073388160541458, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1312073384486331133, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=Ruiliu.PT@xjtlu.edu.cn, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1312073388269593365, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1312073384486331133, authorId=1312073388160541458, language=EN, stringName=Rui LIU, firstName=Rui, middleName=null, lastName=LIU, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1Post−Quantum Migration Interdisciplinary Laboratory (PQC−X), Xi'an Jiaotong−Liverpool University, Suzhou 215123, China
2Suzhou LangKong Post−Quantum Technology Co., Ltd., Suzhou 215021, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1312073388353479446, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1312073384486331133, authorId=1312073388160541458, language=CN, stringName=刘锐, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1西交利物浦大学后量子迁移交叉实验室(PQC−X),苏州 215123
2苏州朗空后量子科技有限公司,苏州 215021, bio={"content":"
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| 比较维度 | 传统架构(RSA/ECC) | 后量子迁移需求(PQC/ML−DSA) | 性能/架构冲突点 |
|---|
| 注:表中数据依据BIS Project Leap第2阶段报告整理,ML−DSA为FIPS 204标准化的格基签名算法。 |
| 平均验证延迟 | <10 ms(估算) | 约209.9 ms | 延迟增加超过1个数量级,威胁吞吐量 |
| 签名校验逻辑 | 单一算法串行校验 | 异构混合签名并行校验 | 现有SVS设计过于僵化,无法并行处理 |
| 网关协议支持 | 固定DEP层核验 | BAH层嵌套PQC扩展块 | ESMIG无法同时开启异构核验,面临不兼容风险 |
| 计算确定性 | 抖动较小 | 计算抖动σ较高 | 高抖动导致资源锁定时间长,增加死锁风险 |
), ArticleFig(id=1312073392577143607, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1312073384486331133, language=CN, label=表1, caption=
RTGS系统中传统加密方案与PQC迁移需求的关键瓶颈对比
, figureFileSmall=null, figureFileBig=null, tableContent=
| 比较维度 | 传统架构(RSA/ECC) | 后量子迁移需求(PQC/ML−DSA) | 性能/架构冲突点 |
|---|
| 注:表中数据依据BIS Project Leap第2阶段报告整理,ML−DSA为FIPS 204标准化的格基签名算法。 |
| 平均验证延迟 | <10 ms(估算) | 约209.9 ms | 延迟增加超过1个数量级,威胁吞吐量 |
| 签名校验逻辑 | 单一算法串行校验 | 异构混合签名并行校验 | 现有SVS设计过于僵化,无法并行处理 |
| 网关协议支持 | 固定DEP层核验 | BAH层嵌套PQC扩展块 | ESMIG无法同时开启异构核验,面临不兼容风险 |
| 计算确定性 | 抖动较小 | 计算抖动σ较高 | 高抖动导致资源锁定时间长,增加死锁风险 |
), ArticleFig(id=1312073392635863864, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1312073384486331133, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 比较维度 | Project Leap第2阶段实验方案 | | 本研究提出的模块化演进方案 |
|---|
| 注:国密指由国家密码管理部门发布、面向中国境内商用领域的自主可控密码算法体系,以SM2、SM3、SM4、SM9等系列算法为代表。 |
| 业务层(BAH)签名 | 单一算法替换:受配置约束仅接纳单一算法验证,须舍弃并行,仅测单一PQC签名 | | 嵌套混合式签名:BAH层实现PQC与RSA嵌套,兼顾抗量子安全与传统数据完整性 |
| 传输层(DEP)签名 | 单一算法维持:报文仅在BAH层加PQC签名,DEP信封与出站流量仍仅用RSA | | 双重混合封装与加密:NSP 加 RSA 签名后,New NSP 再加 PQC签名并做 PQC KEM封装,建全链路抗量子隧道;New ESMIG负责解封 |
并行验证 能力 | 不可取(not feasible):BIS报告表明当前配置无法并行验证传统与PQC签名,陷入僵局 | | 并行验证机制:协同枢纽配并行引擎,在同一原子操作内并行提取并验证异构双签名,破解死锁 |
| 防御深度 | 单一防御:仅业务报文头抗量子,外层封装仍可能被量子计算机拦截 | | 纵深防御(认证+机密):业务层签名核验身份、传输层PQC KEM加密保机密,抵御先拦截后解密 |
性能平衡 机制 | 同步阻塞:PQC验证使延迟升至209.9 ms,易引发TPS瓶颈与结算排队 | | 异步回滚防护:预入账挂起+异步验证+事务回滚,吞吐无损,维持RTGS实时性 |
验证架构 逻辑 | 双路径分流(bypass):进站流量被强制分成传统与PQC2条独立验证分支,缺乏系统规划 | | 线性解耦验证(layered):新增功能节点按嵌套次序逐层剥离验签,流水线式解耦编排 |
核心网关 影响 | 需实质性演变:ESMIG无法直接处理异构算法,混合化须对整个系统重建 | | 零干扰防护:New ESMIG解除KEM封装,Legacy ESMIG仅处理原生RSA,全部PQC计算由新增独立节点承担,无须改动核心设施 |
| 加密敏捷性 | 偏低:受配置与供应商版本制约,难在不更新全系统的前提下快速适配多算法并存 | | 极高:新增节点以独立模块运行,可灵活迭代算法或适配国密,快速响应量子威胁变化 |
| 演进与工程模式 | 功能实验性验证:主要在受限环境验证PQC算法集成进ISO 20022报文的基本可行性 | | 新增、替代演进:支持混合双轨平稳过渡到纯PQC,含物理节点移除、信任锚迁移与路径重定向(图4) |
), ArticleFig(id=1312073392707167033, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1312073384486331133, language=CN, label=表2, caption=
Project Leap实验方案与模块化解耦演进方案的深度对比
, figureFileSmall=null, figureFileBig=null, tableContent=
| 比较维度 | Project Leap第2阶段实验方案 | | 本研究提出的模块化演进方案 |
|---|
| 注:国密指由国家密码管理部门发布、面向中国境内商用领域的自主可控密码算法体系,以SM2、SM3、SM4、SM9等系列算法为代表。 |
| 业务层(BAH)签名 | 单一算法替换:受配置约束仅接纳单一算法验证,须舍弃并行,仅测单一PQC签名 | | 嵌套混合式签名:BAH层实现PQC与RSA嵌套,兼顾抗量子安全与传统数据完整性 |
| 传输层(DEP)签名 | 单一算法维持:报文仅在BAH层加PQC签名,DEP信封与出站流量仍仅用RSA | | 双重混合封装与加密:NSP 加 RSA 签名后,New NSP 再加 PQC签名并做 PQC KEM封装,建全链路抗量子隧道;New ESMIG负责解封 |
并行验证 能力 | 不可取(not feasible):BIS报告表明当前配置无法并行验证传统与PQC签名,陷入僵局 | | 并行验证机制:协同枢纽配并行引擎,在同一原子操作内并行提取并验证异构双签名,破解死锁 |
| 防御深度 | 单一防御:仅业务报文头抗量子,外层封装仍可能被量子计算机拦截 | | 纵深防御(认证+机密):业务层签名核验身份、传输层PQC KEM加密保机密,抵御先拦截后解密 |
性能平衡 机制 | 同步阻塞:PQC验证使延迟升至209.9 ms,易引发TPS瓶颈与结算排队 | | 异步回滚防护:预入账挂起+异步验证+事务回滚,吞吐无损,维持RTGS实时性 |
验证架构 逻辑 | 双路径分流(bypass):进站流量被强制分成传统与PQC2条独立验证分支,缺乏系统规划 | | 线性解耦验证(layered):新增功能节点按嵌套次序逐层剥离验签,流水线式解耦编排 |
核心网关 影响 | 需实质性演变:ESMIG无法直接处理异构算法,混合化须对整个系统重建 | | 零干扰防护:New ESMIG解除KEM封装,Legacy ESMIG仅处理原生RSA,全部PQC计算由新增独立节点承担,无须改动核心设施 |
| 加密敏捷性 | 偏低:受配置与供应商版本制约,难在不更新全系统的前提下快速适配多算法并存 | | 极高:新增节点以独立模块运行,可灵活迭代算法或适配国密,快速响应量子威胁变化 |
| 演进与工程模式 | 功能实验性验证:主要在受限环境验证PQC算法集成进ISO 20022报文的基本可行性 | | 新增、替代演进:支持混合双轨平稳过渡到纯PQC,含物理节点移除、信任锚迁移与路径重定向(图4) |
), ArticleFig(id=1312073392782664506, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1312073384486331133, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 评估维度 | Project Leap第2阶段方案 | 本研究方案(模块化解耦) | 优化效益/工程价值 |
|---|
| 注:Project Leap数据依据其第2阶段报告;本研究数据来源于第5章节实验与验证,σ为验签耗时标准差,Ttimeout为Watchdog超时阈值。 |
| 结算主路径延迟 | 约209.9 ms(同步阻塞模式) | <10 ms(验签移出关键路径) | 延迟降低超过95%, 满足实时结算需求 |
| 系统吞吐量(TPS) | 严重退化(受限于PQC验证耗时) | 生产级维持(异步回滚保护机制) | 实现后量子迁移下的“性能对等” |
| 核心网关侵入度 | 高(需实质性重新开发ESMIG) | 零侵入(通过New NSP/ESMIG 节点外挂) | 极大地降低了存量设施的 迁移风险与成本 |
| 计算确定性(σ) | 抖动较大(纯软件模拟执行) | 高(软件即达标, FPGA为可选优化) | 抖动有望降低约40倍(设计预期),确保系统稳定性 |
| 安全防御深度 | 单层防御(仅BAH签名) | 纵深防御(BAH嵌套签名+DEP KEM加密) | 有效抵御HNDL威胁 |
| 监控阈值(Ttimeout ) | 需>500 ms(容忍软件计算抖动) | 可收紧至<50 ms (受益于抖动抑制,设计预期) | 降低数据库行级锁竞争, 提升并发能力 |
), ArticleFig(id=1312073392866550587, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1312073384486331133, language=CN, label=表3, caption=
本研究方案与Project Leap第2阶段实验方案的量化性能与工程指标对比
, figureFileSmall=null, figureFileBig=null, tableContent=
| 评估维度 | Project Leap第2阶段方案 | 本研究方案(模块化解耦) | 优化效益/工程价值 |
|---|
| 注:Project Leap数据依据其第2阶段报告;本研究数据来源于第5章节实验与验证,σ为验签耗时标准差,Ttimeout为Watchdog超时阈值。 |
| 结算主路径延迟 | 约209.9 ms(同步阻塞模式) | <10 ms(验签移出关键路径) | 延迟降低超过95%, 满足实时结算需求 |
| 系统吞吐量(TPS) | 严重退化(受限于PQC验证耗时) | 生产级维持(异步回滚保护机制) | 实现后量子迁移下的“性能对等” |
| 核心网关侵入度 | 高(需实质性重新开发ESMIG) | 零侵入(通过New NSP/ESMIG 节点外挂) | 极大地降低了存量设施的 迁移风险与成本 |
| 计算确定性(σ) | 抖动较大(纯软件模拟执行) | 高(软件即达标, FPGA为可选优化) | 抖动有望降低约40倍(设计预期),确保系统稳定性 |
| 安全防御深度 | 单层防御(仅BAH签名) | 纵深防御(BAH嵌套签名+DEP KEM加密) | 有效抵御HNDL威胁 |
| 监控阈值(Ttimeout ) | 需>500 ms(容忍软件计算抖动) | 可收紧至<50 ms (受益于抖动抑制,设计预期) | 降低数据库行级锁竞争, 提升并发能力 |
), ArticleFig(id=1312073392933659452, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1312073384486331133, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 负载/B | 嵌套验签 耗时/μs | 报文传输 总字节/B | 标准以太网 (MTU=1500)下 TCP分片数 |
|---|
注:数据来源于本文实测(LK LEGO PQC 平台,x86−64 Ubuntu 22.04, 2 vCPU),分片数按标准以太网(MTU=1500)估算。 |
| 64 | 622 | 5 035 | 4 |
| 1 K | 552 | 5 995 | 5 |
| 10 K | 529 | 15 211 | 11 |
| 100 K | 550 | 107 371 | 74 |
| 1 M | 541 | 1 053 547 | 722 |
), ArticleFig(id=1312073393000768317, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1312073384486331133, language=CN, label=表4, caption=
嵌套 PQC−RSA签名在不同BAH负载下的工程指标
, figureFileSmall=null, figureFileBig=null, tableContent=
| 负载/B | 嵌套验签 耗时/μs | 报文传输 总字节/B | 标准以太网 (MTU=1500)下 TCP分片数 |
|---|
注:数据来源于本文实测(LK LEGO PQC 平台,x86−64 Ubuntu 22.04, 2 vCPU),分片数按标准以太网(MTU=1500)估算。 |
| 64 | 622 | 5 035 | 4 |
| 1 K | 552 | 5 995 | 5 |
| 10 K | 529 | 15 211 | 11 |
| 100 K | 550 | 107 371 | 74 |
| 1 M | 541 | 1 053 547 | 722 |
), ArticleFig(id=1312073393063682878, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1312073384486331133, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 篡改位置 | 试验数/次 | 拒识数/次 | 误受数/次 | 拒识率/% |
|---|
| 注:数据来源于本文实测,每个篡改位置施加1000次随机位翻转。 |
| 内层Dilithium−5签名 | 1000 | 1000 | 0 | 100.0 |
| 外层RSA−2048签名 | 1000 | 1000 | 0 | 100.0 |
| 报文摘要(Hash) | 1000 | 1000 | 0 | 100.0 |
| 未篡改对照(基线) | 1 | 0 | 1 | 0 |
), ArticleFig(id=1312073393126597439, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1312073384486331133, language=CN, label=表5, caption=
嵌套验签拒识矩阵(每个篡改位置1000次随机位翻转)
, figureFileSmall=null, figureFileBig=null, tableContent=
| 篡改位置 | 试验数/次 | 拒识数/次 | 误受数/次 | 拒识率/% |
|---|
| 注:数据来源于本文实测,每个篡改位置施加1000次随机位翻转。 |
| 内层Dilithium−5签名 | 1000 | 1000 | 0 | 100.0 |
| 外层RSA−2048签名 | 1000 | 1000 | 0 | 100.0 |
| 报文摘要(Hash) | 1000 | 1000 | 0 | 100.0 |
| 未篡改对照(基线) | 1 | 0 | 1 | 0 |
), ArticleFig(id=1312073393193706304, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1312073384486331133, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 阶段 | 名称 | 嵌套验签耗时均值/s | 占比/% |
|---|
| 注:数据来源于本文实测(单次嵌套 sign+verify 循环,200 次均值,LK LEGO PQC 平台)。 |
| 1 | 内层 SHA−256 摘要 | 1.9 | 0.1 |
| 2 | 内层 ML−DSA−87 签名 | 1076.9 | 41.8 |
| 3 | 外层负载拼装(memcpy) | 0.2 | 0 |
| 4 | 外层 SHA−256 摘要 | 31.5 | 1.2 |
| 5 | 外层 RSA−2048 签名 | 883.5 | 34.3 |
| 6 | 外层 RSA−2048 验签(门) | 63.6 | 2.5 |
| 7 | 内层 ML−DSA−87 验签 | 517.0 | 20.1 |
| 合计 | 单次 sign+verify 循环 | 2 574.7 | 100 |
), ArticleFig(id=1312073393265009473, tenantId=1146029695717560320, journalId=1146031591421210625, articleId=1312073384486331133, language=CN, label=表6, caption=
单次嵌套sign+verify循环的7阶段耗时分解(mean of 200)
, figureFileSmall=null, figureFileBig=null, tableContent=
| 阶段 | 名称 | 嵌套验签耗时均值/s | 占比/% |
|---|
| 注:数据来源于本文实测(单次嵌套 sign+verify 循环,200 次均值,LK LEGO PQC 平台)。 |
| 1 | 内层 SHA−256 摘要 | 1.9 | 0.1 |
| 2 | 内层 ML−DSA−87 签名 | 1076.9 | 41.8 |
| 3 | 外层负载拼装(memcpy) | 0.2 | 0 |
| 4 | 外层 SHA−256 摘要 | 31.5 | 1.2 |
| 5 | 外层 RSA−2048 签名 | 883.5 | 34.3 |
| 6 | 外层 RSA−2048 验签(门) | 63.6 | 2.5 |
| 7 | 内层 ML−DSA−87 验签 | 517.0 | 20.1 |
| 合计 | 单次 sign+verify 循环 | 2 574.7 | 100 |
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