--- title: Guardtime KSI Reviews meta\_title: 'Guardtime KSI Reviews 2026: Details, Pricing, & Features | G2' meta\_description: Filter reviews by the users' company size, role or industry to find out how Guardtime KSI works for a business like yours. aggregate\_rating: rating\_value: 4.6 review\_count: 8 scale: '5' date\_modified: '2026-07-31' parent\_category: name: Blockchain url: https://www.g2.com/categories/blockchain --- ### Guardtime KSI Pros and Cons: Top Advantages and Disadvantages #### Quick AI Summary Based on G2 Reviews Generated from real user reviews Users value the **open tamper-proofing method** of Guardtime KSI, enhancing data security and compliance with verifiable records. [(2 mentions)](https://www.g2.com/products/guardtime-ksi/reviews?filters%5Bsentiment_snippet%5D=1047783&qs=pros-and-cons#reviews) Users commend Guardtime KSI for its **open tamper-proofing method** , enhancing data integrity and security compliance. [(2 mentions)](https://www.g2.com/products/guardtime-ksi/reviews?filters%5Bsentiment_snippet%5D=1047844&qs=pros-and-cons#reviews) Users value Guardtime KSI for its **open tamper-proof method** , enhancing data integrity and compliance significantly. [(1 mentions)](https://www.g2.com/products/guardtime-ksi/reviews?filters%5Bsentiment_snippet%5D=1047733&qs=pros-and-cons#reviews) Users appreciate the **enhanced privacy** features of Guardtime KSI, boosting data security and customer trust. [(1 mentions)](https://www.g2.com/products/guardtime-ksi/reviews?filters%5Bsentiment_snippet%5D=1047764&qs=pros-and-cons#reviews) Users find the **complex implementation** of Guardtime KSI requires significant time and effort during initial setup. [(1 mentions)](https://www.g2.com/products/guardtime-ksi/reviews?filters%5Bsentiment_snippet%5D=1047755&qs=pros-and-cons#reviews) Users find the **difficult learning process** of Guardtime KSI challenging, especially without prior blockchain knowledge. [(1 mentions)](https://www.g2.com/products/guardtime-ksi/reviews?filters%5Bsentiment_snippet%5D=1047711&qs=pros-and-cons#reviews) Users find the **difficult setup** of Guardtime KSI time-consuming and requiring significant effort for initial configuration. [(1 mentions)](https://www.g2.com/products/guardtime-ksi/reviews?filters%5Bsentiment_snippet%5D=1047721&qs=pros-and-cons#reviews) ### Top Pros or Advantages of Guardtime KSI ##### 1. Data Security Users value the **open tamper-proofing method** of Guardtime KSI, enhancing data security and compliance with verifiable records. [ See 2 mentions ](https://www.g2.com/products/guardtime-ksi/reviews?filters%5Bsentiment_snippet%5D=1047783&qs=pros-and-cons#reviews) See Related User Reviews TB Thai B. Enterprise (\> 1000 emp.) 4.5/5 "Interoperability reduces interferences" What do you like about Guardtime KSI? I find Guardtime KSI to be a compelling solution when it comes to having an open tamper proofing method for time stamping and data integrity. This al MT Moi T. Mid-Market (51-1000 emp.) 4.0/5 "Reduction of forensic investigations" What do you like about Guardtime KSI? KSI from Guardtime is a system that provides tamper proof and auditable method to protect records and integrity of information. This has been benefic ##### 2. Security Users commend Guardtime KSI for its **open tamper-proofing method** , enhancing data integrity and security compliance. [ See 2 mentions ](https://www.g2.com/products/guardtime-ksi/reviews?filters%5Bsentiment_snippet%5D=1047844&qs=pros-and-cons#reviews) See Related User Reviews TB Thai B. Enterprise (\> 1000 emp.) 4.5/5 "Interoperability reduces interferences" What do you like about Guardtime KSI? I find Guardtime KSI to be a compelling solution when it comes to having an open tamper proofing method for time stamping and data integrity. This al MT Moi T. Mid-Market (51-1000 emp.) 4.0/5 "Reduction of forensic investigations" What do you like about Guardtime KSI? KSI from Guardtime is a system that provides tamper proof and auditable method to protect records and integrity of information. This has been benefic ##### 3. Compliance Users value Guardtime KSI for its **open tamper-proof method** , enhancing data integrity and compliance significantly. [ See 1 mentions ](https://www.g2.com/products/guardtime-ksi/reviews?filters%5Bsentiment_snippet%5D=1047733&qs=pros-and-cons#reviews) See Related User Reviews TB Thai B. Enterprise (\> 1000 emp.) 4.5/5 "Interoperability reduces interferences" What do you like about Guardtime KSI? I find Guardtime KSI to be a compelling solution when it comes to having an open tamper proofing method for time stamping and data integrity. This al ##### 4. Privacy Users appreciate the **enhanced privacy** features of Guardtime KSI, boosting data security and customer trust. [ See 1 mentions ](https://www.g2.com/products/guardtime-ksi/reviews?filters%5Bsentiment_snippet%5D=1047764&qs=pros-and-cons#reviews) See Related User Reviews MT Moi T. Mid-Market (51-1000 emp.) 4.0/5 "Reduction of forensic investigations" What do you like about Guardtime KSI? KSI from Guardtime is a system that provides tamper proof and auditable method to protect records and integrity of information. This has been benefic ### Top Cons or Disadvantages of Guardtime KSI ##### 1. Complex Implementation Users find the **complex implementation** of Guardtime KSI requires significant time and effort during initial setup. [ See 1 mentions ](https://www.g2.com/products/guardtime-ksi/reviews?filters%5Bsentiment_snippet%5D=1047755&qs=pros-and-cons#reviews) See Related User Reviews TB Thai B. Enterprise (\> 1000 emp.) 4.5/5 "Interoperability reduces interferences" What do you dislike about Guardtime KSI? The first time the software is installed and configured it may take a long time and a lot of effort to complete. The implementation of blockchain tec ##### 2. Difficult Learning Process Users find the **difficult learning process** of Guardtime KSI challenging, especially without prior blockchain knowledge. [ See 1 mentions ](https://www.g2.com/products/guardtime-ksi/reviews?filters%5Bsentiment_snippet%5D=1047711&qs=pros-and-cons#reviews) See Related User Reviews MT Moi T. Mid-Market (51-1000 emp.) 4.0/5 "Reduction of forensic investigations" What do you dislike about Guardtime KSI? Guardtime KSI maybe prove difficult to use for a team that has no prior use or knowledge of blockchain. The first cost is the learning process of the ##### 3. Difficult Setup Users find the **difficult setup** of Guardtime KSI time-consuming and requiring significant effort for initial configuration. [ See 1 mentions ](https://www.g2.com/products/guardtime-ksi/reviews?filters%5Bsentiment_snippet%5D=1047721&qs=pros-and-cons#reviews) See Related User Reviews TB Thai B. Enterprise (\> 1000 emp.) 4.5/5 "Interoperability reduces interferences" What do you dislike about Guardtime KSI? The first time the software is installed and configured it may take a long time and a lot of effort to complete. The implementation of blockchain tec ## Top-Rated Alternatives [ ![Hyperledger](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_76267c4ee235d75c7eac4026a4c99eff/hyperledger.png "Hyperledger") Hyperledger 4.1/5(16) ](https://www.g2.com/products/hyperledger/reviews) [ ![Dfns](https://images.g2crowd.com/uploads/product/hd_favicon/6d2a3748c73cb2ef6cbb27d4e092d81e/dfns.svg "Dfns") Dfns 4.7/5(52) ](https://www.g2.com/products/dfns/reviews) [ ![Ethereum](https://images.g2crowd.com/uploads/product/image/large_detail/large_detail_703c7cfc78f85bf307c3b5be61414552/ethereum.png "Ethereum") Ethereum 4.3/5(41) ](https://www.g2.com/products/ethereum/reviews) [ View All Alternatives ](https://www.g2.com/products/guardtime-ksi/competitors/alternatives) TB Thai B. Sales Manager Oil & Energy Enterprise (\> 1000 emp.) 10/18/2024 "Interoperability reduces interferences" 4.5/5 What do you like best about Guardtime KSI? I find Guardtime KSI to be a compelling solution when it comes to having an open tamper proofing method for time stamping and data integrity. This allows us a secure and verifiable means to maintain a record of our digital data which improves our data security and compliance status. Review collected by and hosted on G2.com. What do you dislike about Guardtime KSI? The first time the software is installed and configured it may take a long time and a lot of effort to complete. The implementation of blockchain technology is complex compared to regular protection options for data. Review collected by and hosted on G2.com. What problems is Guardtime KSI solving and how is that benefiting you? With Guardtime KSI, the issues of data management are solved since there is always a record of every single change made to our digital assets. It also enhances our stand on data security and makes compliance audit processes less cumbersome. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite MT Moi T. HR Intern Online Media Mid-Market (51-1000 emp.) 10/15/2024 "Reduction of forensic investigations" 4/5 What do you like best about Guardtime KSI? KSI from Guardtime is a system that provides tamper proof and auditable method to protect records and integrity of information. This has been beneficial to my company as it helps in meeting strict data security requirements and create customer confidence. Review collected by and hosted on G2.com. What do you dislike about Guardtime KSI? Guardtime KSI maybe prove difficult to use for a team that has no prior use or knowledge of blockchain. The first cost is the learning process of the KSI protocol and the linking of protocols and systems. Review collected by and hosted on G2.com. What problems is Guardtime KSI solving and how is that benefiting you? For data security and criminally investigating record changes, there exists nothing better than Guardtime KSI. This is important for compliance and to safeguard the reputation and integrity of the business, especially among clients. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Renu A.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Renu A.") RA Renu A. Customer success executive Consumer Services Mid-Market (51-1000 emp.) 11/2/2023 "Best Blockchain Platform for data integrity" 5/5 What do you like best about Guardtime KSI? Using Guardtime KSI the data integrity is made simple and its user-friendly interface makes it better for hassle-free access. The software can be implemented in any organization for securing data and it has a lot of features that make it the best. The support from the platform is really great. The platform is used frequently by us without opting for other software and it can be integrated easily. Review collected by and hosted on G2.com. What do you dislike about Guardtime KSI? Just a few suggestions to make it affordable and need some bug fixes and performance improvements. Review collected by and hosted on G2.com. What problems is Guardtime KSI solving and how is that benefiting you? Guardtime KSI is solving the major problems of all the companies which are data integrity and data security and it benefits handling the cyber threats and security challenges of the companies. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Clavia D.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Clavia D.") CD Clavia D. Senior Associate Mid-Market (51-1000 emp.) 11/2/2023 "Guardtime amazing" 4/5 What do you like best about Guardtime KSI? Easy of use at all times. Very user friendly. Great to work. Always there to assist. Customer friendly at all times. Easy features and integration Review collected by and hosted on G2.com. What do you dislike about Guardtime KSI? It's ok ok at times as I don't use on a daily basis but overall the performance and maintenance is good Review collected by and hosted on G2.com. What problems is Guardtime KSI solving and how is that benefiting you? Feels secure compared to other apps or softwares. It's great to use and very helpful if used daily. Should make it a practice to keep track of all work Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite UB Umesh B. Business Head Information Technology and Services Mid-Market (51-1000 emp.) 6/22/2023 "Robust & largest public blockchain" 5/5 What do you like best about Guardtime KSI? Security & compliance-proof real-time data, especially in healthcare industry Review collected by and hosted on G2.com. What do you dislike about Guardtime KSI? occasional performance issues due to internet connectivity Review collected by and hosted on G2.com. What problems is Guardtime KSI solving and how is that benefiting you? seamless & flawless integration of the real-time data access with security Review collected by and hosted on G2.com. Show More 6/29/2023 Validated ReviewerIncentivizedSource: G2 invite ![Frandy D.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Frandy D.") FD Frandy D. Adjunct Professor Mid-Market (51-1000 emp.) 10/25/2022 "Guardtime KSI Review" 5/5 What do you like best about Guardtime KSI? What I like best about the software is the data protection quality of the software. The fact that I can also have long-term archiving of data and have it safely secure is a huge plus. Review collected by and hosted on G2.com. What do you dislike about Guardtime KSI? There is not much to not like about the software as it provides great cyber security, data protection, and long-term archiving in block chain. The only thing I would probably improve upon, is the user interface. Review collected by and hosted on G2.com. What problems is Guardtime KSI solving and how is that benefiting you? The software is perfect for my current role because of my dealings with United States offices, such as DOD, and there is a guarantee of integrity and security on transactions in data privacy, which is needed to work in this field. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Rauno S.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Rauno S.") RS Rauno S. Member Small-Business (50 or fewer emp.) 10/25/2022 "Passionate and professional" 4.5/5 What do you like best about Guardtime KSI? I like the team that was involved with our project - product manager and business dev. They really listened to what we had in mind and consulted us. Review collected by and hosted on G2.com. What do you dislike about Guardtime KSI? Only small thing I wished for was that they could of answered my inquiry a bit faster. Review collected by and hosted on G2.com. What problems is Guardtime KSI solving and how is that benefiting you? The KSI timestamping solutions helps us to scale our software as a service across the EU and US. The system is also immune against quantum computing attacks, which is important in our conservative field. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ![Jeff B.](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Jeff B.") JB Jeff B. D Small-Business (50 or fewer emp.) 10/20/2022 "Data Security Is A Must" 4.5/5 What do you like best about Guardtime KSI? Guardtime KSI offers a lot of products that help us secure our data. Their flagship product assists with securing all of our digital assets. Review collected by and hosted on G2.com. What do you dislike about Guardtime KSI? I can't think of anything I don't like about their service. Review collected by and hosted on G2.com. What problems is Guardtime KSI solving and how is that benefiting you? We wanted a product that would help secure our digital assets and Guardtime KSI fit the bill. Review collected by and hosted on G2.com. Show More Validated ReviewerIncentivizedSource: G2 invite ## Work at Guardtime? Claim this profile to respond to reviews, update product info, and reach in-market buyers. 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